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href="https://de.wikipedia.org/wiki/RIOT_(Betriebssystem)" title="RIOT (Betriebssystem) – German" lang="de" hreflang="de" data-title="RIOT (Betriebssystem)" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/RIOT_(sistema_operativo)" title="RIOT (sistema operativo) – Spanish" lang="es" hreflang="es" data-title="RIOT (sistema operativo)" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/RIOT_(syst%C3%A8me_d%27exploitation)" title="RIOT (système d'exploitation) – French" lang="fr" hreflang="fr" data-title="RIOT (système d'exploitation)" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/RIOT_(%EC%9A%B4%EC%98%81%EC%B2%B4%EC%A0%9C)" title="RIOT (운영체제) – Korean" lang="ko" hreflang="ko" data-title="RIOT (운영체제)" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/RIOT_(%E3%82%AA%E3%83%9A%E3%83%AC%E3%83%BC%E3%83%86%E3%82%A3%E3%83%B3%E3%82%B0%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0)" title="RIOT (オペレーティングシステム) – Japanese" lang="ja" hreflang="ja" data-title="RIOT (オペレーティングシステム)" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/RIOT_(system_operacyjny)" title="RIOT (system operacyjny) – Polish" 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dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Real-time operating system</div> <div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Operating system</div> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox vevent"><caption class="infobox-title summary">RIOT</caption><tbody><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Logo-RIOT.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Logo-RIOT.png/250px-Logo-RIOT.png" decoding="async" width="250" height="112" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Logo-RIOT.png/375px-Logo-RIOT.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Logo-RIOT.png/500px-Logo-RIOT.png 2x" data-file-width="977" data-file-height="439" /></a></span><div class="infobox-caption">RIOT – The friendly OS for the IoT</div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Programmer" title="Programmer">Developer</a></th><td class="infobox-data"><a href="/wiki/Free_University_of_Berlin" title="Free University of Berlin">Free University of Berlin</a><br /><a href="/wiki/French_Institute_for_Research_in_Computer_Science_and_Automation" title="French Institute for Research in Computer Science and Automation">French Institute for Research in Computer Science and Automation</a><br /><a href="/wiki/Hamburg_University_of_Applied_Sciences" title="Hamburg University of Applied Sciences">Hamburg University of Applied Sciences</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">OS family</th><td class="infobox-data"><a href="/wiki/POSIX" title="POSIX">POSIX</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Working state</th><td class="infobox-data">Current</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Source model</th><td class="infobox-data"><a href="/wiki/Open-source_software" title="Open-source software">Open source</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Initial release</th><td class="infobox-data">23 October 2009<span class="noprint">; 15 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2009-10-23</span>)</span></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_release_life_cycle" title="Software release life cycle">Latest release</a></th><td class="infobox-data">2024.10<sup id="cite_ref-2024.10_1-0" class="reference"><a href="#cite_note-2024.10-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> / 29 November 2024<span class="noprint">; 2 months ago</span><span style="display:none"> (<span class="bday dtstart published updated">2024-11-29</span>)</span></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Repository_(version_control)" title="Repository (version control)">Repository</a></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"><ul><li><span class="url"><a rel="nofollow" class="external text" href="https://github.com/RIOT-OS/RIOT">github<wbr />.com<wbr />/RIOT-OS<wbr />/RIOT</a></span> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q16292393#P1324" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></li></ul> </div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Marketing target</th><td class="infobox-data"><a href="/wiki/Embedded_system" title="Embedded system">Embedded systems</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Natural_language" title="Natural language">Available in</a></th><td class="infobox-data">English</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Platforms</th><td class="infobox-data"><a href="/wiki/TI_MSP430" title="TI MSP430">TI MSP430</a>, <a href="/wiki/ARM7" title="ARM7">ARM7</a>, <a href="/wiki/ARM_Cortex-M" title="ARM Cortex-M">ARM Cortex-M</a>0-M0+-M3-M4, <a href="/wiki/Atmel_AVR" class="mw-redirect" title="Atmel AVR">Atmel AVR</a>, <a href="/wiki/MIPS_architecture" title="MIPS architecture">MIPS32r2</a>, <a href="/wiki/RISC-V" title="RISC-V">RISC-V</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Kernel_(operating_system)" title="Kernel (operating system)">Kernel</a> type</th><td class="infobox-data"><a href="/wiki/Microkernel" title="Microkernel">Microkernel</a> <a href="/wiki/Real-time_operating_system" title="Real-time operating system">real-time</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_license" title="Software license">License</a></th><td class="infobox-data"><a href="/wiki/GNU_Lesser_General_Public_License" title="GNU Lesser General Public License">LGPLv2</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Preceded by</th><td class="infobox-data">FireKernel</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Official website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="http://riot-os.org">riot-os<wbr />.org</a></span></td></tr></tbody></table> <p><b>RIOT</b> is a small <a href="/wiki/Operating_system" title="Operating system">operating system</a> for networked, memory-constrained systems with a focus on low-power wireless <a href="/wiki/Internet_of_things" title="Internet of things">Internet of things</a> (IoT) devices. It is <a href="/wiki/Open-source_software" title="Open-source software">open-source software</a>, released under the <a href="/wiki/GNU_Lesser_General_Public_License" title="GNU Lesser General Public License">GNU Lesser General Public License</a> (LGPL). </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Background">Background</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=1" title="Edit section: Background"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>It was initially developed by <a href="/wiki/Free_University_of_Berlin" title="Free University of Berlin">Free University of Berlin</a> (FU Berlin), <a href="/wiki/French_Institute_for_Research_in_Computer_Science_and_Automation" title="French Institute for Research in Computer Science and Automation">French Institute for Research in Computer Science and Automation</a> (INRIA) and the <a href="/wiki/Hamburg_University_of_Applied_Sciences" title="Hamburg University of Applied Sciences">Hamburg University of Applied Sciences</a> (HAW Hamburg). RIOT's kernel is mostly inherited from FireKernel,<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> which was originally developed for <a href="/wiki/Sensor_network" class="mw-redirect" title="Sensor network">sensor networks</a>. In 2015, one of the co-developers, <a href="/w/index.php?title=Matthias_W%C3%A4hlisch&action=edit&redlink=1" class="new" title="Matthias Wählisch (page does not exist)">Matthias Wählisch</a> was awarded the Young Scientist Award of the Forum for Excellent Young Scientists for the contributions of his team to the open source operating system RIOT.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> In 2016, the ED STIC Doctoral Prize 2017 of the <a href="/wiki/Paris-Saclay_University" title="Paris-Saclay University">University of Paris-Saclay</a> was awarded to another co-founder, Oliver Hahm for his contribution to the project. <sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Technical_aspects">Technical aspects</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=2" title="Edit section: Technical aspects"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>RIOT is based on a <a href="/wiki/Microkernel" title="Microkernel">microkernel</a> architecture.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> In contrast to other operating systems with similarly low memory use (such as <a href="/wiki/TinyOS" title="TinyOS">TinyOS</a> or <a href="/wiki/Contiki" title="Contiki">Contiki</a>), RIOT allows <a href="/wiki/Application_software" title="Application software">application software</a> programming with the <a href="/wiki/Programming_language" title="Programming language">programming languages</a> <a href="/wiki/C_(programming_language)" title="C (programming language)">C</a> and <a href="/wiki/C%2B%2B" title="C++">C++</a>, and <a href="/wiki/Rust_(programming_language)" title="Rust (programming language)">Rust</a>,<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> also by an experimental application programming interface (<a href="/wiki/API" title="API">API</a>).<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> It has full <a href="/wiki/Thread_(computing)" title="Thread (computing)">multithreading</a> and <a href="/wiki/Real-time_computing" title="Real-time computing">real-time</a> abilities.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Secure Sockets Layer (SSL) and successor <a href="/wiki/Transport_Layer_Security" title="Transport Layer Security">Transport Layer Security</a> (TLS) are supported by popular <a href="/wiki/Library_(computing)" title="Library (computing)">libraries</a> such as <a href="/wiki/WolfSSL" title="WolfSSL">wolfSSL</a>.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>RIOT runs on processors of <a href="/wiki/8-bit_computing" title="8-bit computing">8 bits</a> (such as AVR Atmega), <a href="/wiki/16-bit_computing" title="16-bit computing">16 bits</a> (such as TI MSP430), and <a href="/wiki/32-bit_computing" title="32-bit computing">32 bits</a> (such as ARM Cortex).<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> A native <a href="/wiki/Porting" title="Porting">port</a> also enables RIOT to run as a <a href="/wiki/Linux" title="Linux">Linux</a> or <a href="/wiki/MacOS" title="MacOS">macOS</a> process, enabling use of standard developing and debugging tools such as <a href="/wiki/GNU_Compiler_Collection" title="GNU Compiler Collection">GNU Compiler Collection</a> (GCC), <a href="/wiki/GNU_Debugger" title="GNU Debugger">GNU Debugger</a>, <a href="/wiki/Valgrind" title="Valgrind">Valgrind</a>, <a href="/wiki/Wireshark" title="Wireshark">Wireshark</a>, etc. RIOT is partly Portable Operating System Interface (<a href="/wiki/POSIX" title="POSIX">POSIX</a>) compliant. </p><p>RIOT provides multiple network stacks,<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> including <a href="/wiki/IPv6" title="IPv6">IPv6</a>, <a href="/wiki/6LoWPAN" title="6LoWPAN">6LoWPAN</a>, or <a href="/wiki/Content_centric_networking" title="Content centric networking">content centric networking</a> and standard protocols such as <a href="/wiki/RPL_(IPv6_Routing_Protocol_for_LLNs)" class="mw-redirect" title="RPL (IPv6 Routing Protocol for LLNs)">RPL</a>,<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> <a href="/wiki/User_Datagram_Protocol" title="User Datagram Protocol">User Datagram Protocol</a> (UDP), <a href="/wiki/Transmission_Control_Protocol" title="Transmission Control Protocol">Transmission Control Protocol</a> (TCP), and <a href="/wiki/CoAP" class="mw-redirect" title="CoAP">CoAP</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Source_code">Source code</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=3" title="Edit section: Source code"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>RIOT <a href="/wiki/Source_code" title="Source code">source code</a> is available on <a href="/wiki/GitHub" title="GitHub">GitHub</a>, and developed by an international community of open source developers. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=4" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Contiki" title="Contiki">Contiki</a></li> <li><a href="/wiki/TinyOS" title="TinyOS">TinyOS</a></li> <li><a href="/wiki/FreeRTOS" title="FreeRTOS">FreeRTOS</a></li> <li><a href="/wiki/Nano-RK" title="Nano-RK">Nano-RK</a></li> <li><a href="/wiki/Zephyr_(operating_system)" title="Zephyr (operating system)">Zephyr</a></li> <li><a href="/wiki/Comparison_of_real-time_operating_systems" title="Comparison of real-time operating systems">Comparison of real-time operating systems</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-2024.10-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-2024.10_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/RIOT-OS/RIOT/releases/tag/2024.10">"Release Release-2024.10 · RIOT-OS/RIOT"</a>. <i><a href="/wiki/GitHub" title="GitHub">GitHub</a></i>.</cite><span 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Retrieved <span class="nowrap">2019-02-13</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=GitHub&rft.atitle=wolfSSL+Alpha+examples+by+kaleb-himes%3A+Pull+Request+%236197%3A+RIOT-OS%2FRIOT&rft_id=https%3A%2F%2Fgithub.com%2FRIOT-OS%2FRIOT%2Fpull%2F6197&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARIOT+%28operating+system%29" class="Z3988"></span></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFGauthier2014" class="citation web cs1">Gauthier, François (2014-04-09). <a rel="nofollow" class="external text" href="http://www.lembarque.com/avec-riot-linternet-des-objets-tient-son-os-temps-reel-open-source_001920">"Avec RIOT, l'Internet des objets tient son OS temps reel open source"</a>. L'Embarqué<span class="reference-accessdate">. Retrieved <span class="nowrap">2014-05-18</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Avec+RIOT%2C+l%27Internet+des+objets+tient+son+OS+temps+reel+open+source&rft.pub=L%27Embarqu%C3%A9&rft.date=2014-04-09&rft.aulast=Gauthier&rft.aufirst=Fran%C3%A7ois&rft_id=http%3A%2F%2Fwww.lembarque.com%2Favec-riot-linternet-des-objets-tient-son-os-temps-reel-open-source_001920&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARIOT+%28operating+system%29" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFHahmBaccelliPetersenWählisch2014" class="citation book cs1">Hahm, Oliver; Baccelli, Emmanuel; Petersen, Hauke; Wählisch, Matthias; Schmidt, Thomas C. (15 April 2014). "Demonstration abstract: Simply RIOT: Teaching and Experimental Research in the Internet of Things". <a rel="nofollow" class="external text" href="http://dl.acm.org/citation.cfm?id=2602399"><i>Proceedings of the 13th ACM/IEEE International Conference on Information Processing in Sensor Networks (IPSN)</i></a>. <a href="/wiki/Association_for_Computing_Machinery" title="Association for Computing Machinery">Association for Computing Machinery</a> (ACM). pp. <span class="nowrap">329–</span>330. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9781479931460" title="Special:BookSources/9781479931460"><bdi>9781479931460</bdi></a><span class="reference-accessdate">. Retrieved <span class="nowrap">2014-05-18</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Demonstration+abstract%3A+Simply+RIOT%3A+Teaching+and+Experimental+Research+in+the+Internet+of+Things&rft.btitle=Proceedings+of+the+13th+ACM%2FIEEE+International+Conference+on+Information+Processing+in+Sensor+Networks+%28IPSN%29&rft.pages=%3Cspan+class%3D%22nowrap%22%3E329-%3C%2Fspan%3E330&rft.pub=Association+for+Computing+Machinery+%28ACM%29&rft.date=2014-04-15&rft.isbn=9781479931460&rft.aulast=Hahm&rft.aufirst=Oliver&rft.au=Baccelli%2C+Emmanuel&rft.au=Petersen%2C+Hauke&rft.au=W%C3%A4hlisch%2C+Matthias&rft.au=Schmidt%2C+Thomas+C.&rft_id=http%3A%2F%2Fdl.acm.org%2Fcitation.cfm%3Fid%3D2602399&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARIOT+%28operating+system%29" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFBrandtHuiKelseyLevis2012" class="citation news cs1">Brandt, A.; Hui, J.; Kelsey, R.; Levis, P.; Pister, K.; Struik, R.; Vasseur, J. P.; Alexander, R. (2012-03-01). Winter, T.; Thubert, P. (eds.). <a rel="nofollow" class="external text" href="https://tools.ietf.org/html/rfc6550">"RPL: IPv6 Routing Protocol for Low-Power and Lossy Networks"</a>. <i>IETF Request For Comments 6550</i>. Internet Engineering Task Force (IETF). <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/2070-1721">2070-1721</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2014-05-18</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=IETF+Request+For+Comments+6550&rft.atitle=RPL%3A+IPv6+Routing+Protocol+for+Low-Power+and+Lossy+Networks&rft.date=2012-03-01&rft.issn=2070-1721&rft.aulast=Brandt&rft.aufirst=A.&rft.au=Hui%2C+J.&rft.au=Kelsey%2C+R.&rft.au=Levis%2C+P.&rft.au=Pister%2C+K.&rft.au=Struik%2C+R.&rft.au=Vasseur%2C+J.+P.&rft.au=Alexander%2C+R.&rft_id=https%3A%2F%2Ftools.ietf.org%2Fhtml%2Frfc6550&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARIOT+%28operating+system%29" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=RIOT_(operating_system)&action=edit&section=6" title="Edit section: External links"><span>edit</span></a><span 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communication</a></li> <li><a href="/wiki/OCARI" title="OCARI">OCARI</a></li> <li><a href="/wiki/One-Net" title="One-Net">One-Net</a></li> <li><a href="/wiki/OSIAN" title="OSIAN">OSIAN</a></li> <li><a href="/wiki/Amazon_Sidewalk" title="Amazon Sidewalk">Sidewalk</a></li> <li><a href="/wiki/Thread_(network_protocol)" title="Thread (network protocol)">Thread</a></li> <li>TIBUMAC</li> <li><a href="/wiki/TSMP" title="TSMP">TSMP</a></li> <li><a href="/wiki/WirelessHART" title="WirelessHART">WirelessHART</a></li> <li><a href="/wiki/Zigbee" title="Zigbee">Zigbee</a></li> <li><a href="/wiki/Z-Wave" title="Z-Wave">Z-Wave</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Programming_language" title="Programming language">Programming<br />languages</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/C_(programming_language)" title="C 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aria-labelledby="Real-time_operating_systems_(RTOS)556" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Real-time_operating_systems" title="Template:Real-time operating systems"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Real-time_operating_systems" title="Template talk:Real-time operating systems"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Real-time_operating_systems" title="Special:EditPage/Template:Real-time operating 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style="width:1%"><a href="/wiki/Unix-like" title="Unix-like">Unix-like</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/DNIX" title="DNIX">DNIX</a></i></li> <li><a href="/wiki/Junos_OS" title="Junos OS">Junos OS</a></li> <li><a href="/wiki/LynxOS" title="LynxOS">LynxOS</a></li> <li><i><a href="/wiki/Multi-Environment_Real-Time" title="Multi-Environment Real-Time">Multi-Environment Real-Time</a></i>^ (<i>MERT</i> – <i>Unix-RT</i>)</li> <li><i><a href="/wiki/OS2000" title="OS2000">OS2000</a></i></li> <li><a href="/wiki/QNX" title="QNX">QNX</a>^</li> <li><a href="/wiki/Real-Time_Linux" class="mw-redirect" title="Real-Time Linux">Real-Time Linux</a>°</li> <li><a href="/wiki/RTLinux" title="RTLinux">RTLinux</a>°</li> <li><i><a href="/wiki/UNOS_(operating_system)" title="UNOS (operating system)">UNOS</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/LiteOS" title="LiteOS">LiteOS</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/LiteOS" title="LiteOS">LiteOS</a></i>°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Partial</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/ChorusOS" title="ChorusOS">ChorusOS</a></i>^</li> <li><a href="/wiki/Integrity_(operating_system)" title="Integrity (operating system)">Integrity</a>^</li> <li><a href="/wiki/Nucleus_RTOS" title="Nucleus RTOS">Nucleus RTOS</a>^</li> <li><a href="/wiki/NuttX" title="NuttX">NuttX</a>^°</li> <li><a href="/wiki/Operating_System_Embedded" class="mw-redirect" title="Operating System Embedded">Operating System Embedded</a>^ (OSE)</li> <li><a href="/wiki/PX5_RTOS" title="PX5 RTOS">PX5 RTOS</a>^</li> <li><a class="mw-selflink selflink">RIOT</a>^°</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/TRON_project" title="TRON project">TRON</a> support</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ITRON_project" title="ITRON project">ITRON project</a></li> <li><a href="/wiki/T-Kernel" title="T-Kernel">T-Kernel</a> <ul><li><a href="/wiki/Micro_T-Kernel" title="Micro T-Kernel">Micro T-Kernel</a></li> <li><a href="/wiki/T-Engine_Forum" title="T-Engine Forum">T-Engine Forum</a> (organization)</li> <li><a href="/wiki/T-License" title="T-License">T-License</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Partial</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ECos" title="ECos">eCos</a>°</li> <li><a href="/wiki/RTEMS" title="RTEMS">RTEMS</a>°</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Capability-based_security" title="Capability-based security">Capability-based</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/EROS_(microkernel)" title="EROS (microkernel)">EROS</a></i>^°</li> <li><a href="/wiki/SeL4" class="mw-redirect" title="SeL4">seL4</a>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Java_virtual_machine" title="Java virtual machine">Java virtual machine</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/JavaOS#Chorus/Jazz" title="JavaOS">Chorus/Jazz</a></i>^ (<i><a href="/wiki/JavaOS" title="JavaOS">JavaOS</a></i> + <i><a href="/wiki/ChorusOS" title="ChorusOS">ChorusOS</a></i>^)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/DOS" title="DOS">DOS</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Multiuser_DOS" title="Multiuser DOS">Multiuser DOS</a></i> <ul><li><i><a href="/wiki/Concurrent_DOS" class="mw-redirect" title="Concurrent DOS">Concurrent DOS</a></i></li> <li><i><a href="/wiki/FlexOS" title="FlexOS">FlexOS</a></i></li> <li><i><a href="/wiki/REAL/32" class="mw-redirect" title="REAL/32">REAL/32</a></i></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/L4_microkernel_family" title="L4 microkernel family">L4</a> kernel</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/L4Linux" title="L4Linux">L<sup>4</sup>Linux</a>^°</li> <li><a href="/wiki/PikeOS" title="PikeOS">PikeOS</a>^</li> <li><i><a href="/wiki/REX_OS" title="REX OS">REX OS</a></i>^</li> <li><a href="/wiki/Wombat_(operating_system)" title="Wombat (operating system)">Wombat</a>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Psion_(company)" title="Psion (company)">Psion</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/EKA2" title="EKA2">EKA2</a></i>^° kernel → <i><a href="/wiki/Symbian" title="Symbian">Symbian</a> OS</i>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Microsoft" title="Microsoft">Microsoft</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ThreadX" title="ThreadX">ThreadX</a>^</li> <li><a href="/wiki/Windows_Embedded_Compact" class="mw-redirect" title="Windows Embedded Compact">Windows Embedded Compact</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/IBM" title="IBM">IBM</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/4680_OS" class="mw-redirect" title="4680 OS">4680 OS</a></i></li> <li><i><a href="/wiki/4690_Operating_System" title="4690 Operating System">4690 OS</a></i></li> <li><a href="/wiki/Transaction_Processing_Facility" title="Transaction Processing Facility">Transaction Processing Facility</a> (TPF)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Texas_Instruments" title="Texas Instruments">Texas Instruments</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/DSOS" title="DSOS">DSOS</a></i></li> <li><a href="/wiki/TI-RTOS#RTOS_kernel_overview" title="TI-RTOS">TI-RTOS Kernel</a>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Digital_Equipment_Corporation" title="Digital Equipment Corporation">DEC</a> <a href="/wiki/PDP-11" title="PDP-11">PDP-11</a> <a href="/wiki/VAX" title="VAX">VAX</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/RSX-11" title="RSX-11">RSX-11</a></i></li> <li><i><a href="/wiki/RT-11" title="RT-11">RT-11</a></i></li> <li><i><a href="/wiki/VAXELN" title="VAXELN">VAXELN</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Low resource</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ChibiOS/RT" title="ChibiOS/RT">ChibiOS/RT</a>^°</li> <li><a href="/wiki/Contiki" title="Contiki">Contiki</a>°</li> <li><a href="/wiki/ERIKA_Enterprise" title="ERIKA Enterprise">ERIKA Enterprise</a>°</li> <li>FunkOS°</li> <li><a href="/wiki/Apache_Mynewt" title="Apache Mynewt">Mynewt</a>°</li> <li><i><a href="/wiki/Nano-RK" title="Nano-RK">Nano-RK</a></i>°</li> <li><a href="/wiki/OpenComRTOS" title="OpenComRTOS">OpenComRTOS</a>^</li> <li><a href="/wiki/PX5_RTOS" title="PX5 RTOS">PX5 RTOS</a>^</li> <li><a href="/wiki/RT-Thread" title="RT-Thread">RT-Thread</a>° Nano</li> <li><a class="mw-selflink selflink">RIOT</a>°</li> <li><a href="/wiki/ThreadX" title="ThreadX">ThreadX</a>^</li> <li><a href="/wiki/Zephyr_(operating_system)" title="Zephyr (operating system)">Zephyr</a>^°</li></ul> </div></td></tr></tbody></table><div> <ul><li><i><a href="/wiki/BeRTOS" title="BeRTOS">BeRTOS</a></i>^°</li> <li><i><a href="/wiki/DioneOS" title="DioneOS">DioneOS</a></i></li> <li><a href="/wiki/Segger_Microcontroller_Systems" title="Segger Microcontroller Systems">embOS</a></li> <li><a href="/wiki/FreeRTOS" title="FreeRTOS">FreeRTOS</a>^°</li> <li><a href="/wiki/Micro-Controller_Operating_Systems" title="Micro-Controller Operating Systems">µC/OS</a>^°</li> <li><a href="/wiki/Green_Hills_Software#Real-time_operating_systems" title="Green Hills Software">µ-velOSity</a>^</li> <li><a href="/wiki/MQX" title="MQX">MQX</a>^</li> <li><a href="/wiki/OS-9" title="OS-9">OS-9</a> (<a href="/wiki/Microware" title="Microware">Microware</a>)</li> <li><a href="/wiki/Phantom_OS" title="Phantom OS">Phantom OS</a>^°</li> <li><i><a href="/wiki/PSOS_(real-time_operating_system)" title="PSOS (real-time operating system)">pSOS</a></i></li> <li><i><a href="/wiki/RMX_(operating_system)" title="RMX (operating system)">RMX</a></i></li> <li><a href="/wiki/RT-Thread" title="RT-Thread">RT-Thread</a>° Standard</li> <li><a href="/wiki/ScreenOS" title="ScreenOS">ScreenOS</a></li> <li><i><a href="/wiki/Sintran_III" title="Sintran III">Sintran III</a></i></li> <li><i><a href="/wiki/THEOS" title="THEOS">THEOS</a></i></li> <li><i><a href="/wiki/Thoth_(operating_system)" title="Thoth (operating system)">Thoth</a></i>^ → <i><a href="/wiki/Harmony_(operating_system)" title="Harmony (operating system)">Harmony</a></i>^</li> <li><a href="/wiki/Versatile_Real-Time_Executive" title="Versatile Real-Time Executive">VRTX</a>^</li> <li><a href="/wiki/VxWorks" title="VxWorks">VxWorks</a></li> <li><a href="/wiki/EulerOS" title="EulerOS">UniProton</a></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Software_framework" title="Software framework">Frameworks</a>, <a href="/wiki/Software_development_kit" title="Software development kit">kits</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><a href="/wiki/Robot_Operating_System" title="Robot Operating System">Robot Operating System</a>° 2</li> <li><a href="/wiki/RTAI" title="RTAI">RTAI</a>°</li> <li><a href="/wiki/TI-RTOS" title="TI-RTOS">TI-RTOS</a>^°</li> <li><a href="/wiki/Xenomai" title="Xenomai">Xenomai</a>°</li> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Programmer" title="Programmer">Developers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gordon_Bell_(QNX)" title="Gordon Bell (QNX)">Gordon Bell</a></li> <li><a href="/wiki/David_Cheriton" title="David Cheriton">David Cheriton</a></li> <li><a href="/wiki/Dave_Cutler" title="Dave Cutler">Dave Cutler</a></li> <li><a href="/wiki/Dan_Dodge" title="Dan Dodge">Dan Dodge</a></li> <li><a href="/wiki/Adam_Dunkels" title="Adam Dunkels">Adam Dunkels</a></li> <li><a href="/wiki/Ken_Sakamura" title="Ken Sakamura">Ken Sakamura</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><i>Italics</i> <b>= discontinued</b></li> <li><b>^ = <a href="/wiki/Microkernel" title="Microkernel">Microkernel</a></b></li> <li><b>° = <a href="/wiki/Open-source_software" title="Open-source software">Open-source software</a></b><br /><span class="noviewer" typeof="mw:File"><span title="List-Class article"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/16px-Symbol_list_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/23px-Symbol_list_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/d/db/Symbol_list_class.svg/31px-Symbol_list_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Comparison_of_real-time_operating_systems" title="Comparison of real-time operating systems">Comparison</a></b> <span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Real-time_operating_systems" title="Category:Real-time operating systems">Category</a></b></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Microkernels-nanokernels667" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Microkernel" title="Template:Microkernel"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Microkernel" title="Template talk:Microkernel"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Microkernel" title="Special:EditPage/Template:Microkernel"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Microkernels-nanokernels667" style="font-size:114%;margin:0 4em"><a href="/wiki/Microkernel" title="Microkernel">Microkernels</a>-<a href="/wiki/Microkernel#Nanokernel" title="Microkernel">nanokernels</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Kernel_(operating_system)" title="Kernel (operating system)">Kernels</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/L4_microkernel_family" title="L4 microkernel family">L4</a> family</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Eumel" title="Eumel">Eumel</a></i> → <i><a href="/wiki/L3_microkernel" class="mw-redirect" title="L3 microkernel">L3</a></i> → <a href="/wiki/L4_microkernel_family" title="L4 microkernel family">L4</a>°</li> <li><a href="/wiki/Open_Kernel_Labs" title="Open Kernel Labs">OKL4</a>°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Macintosh" class="mw-redirect" title="Macintosh">Macintosh</a> hosted</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Mac_OS_nanokernel" title="Mac OS nanokernel">Mac OS nanokernel</a></i></li> <li><i><a href="/wiki/NuKernel" class="mw-redirect" title="NuKernel">NuKernel</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Psion_(company)" title="Psion (company)">Psion</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/EKA1" title="EKA1">EKA1</a></i> → <i><a href="/wiki/EKA2" title="EKA2">EKA2</a></i>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Amiga" title="Amiga">Amiga</a>-type</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Exec_(Amiga)" title="Exec (Amiga)">Exec</a></i> <ul><li><a href="/wiki/Exec_(Amiga)#ExecSG" title="Exec (Amiga)">ExecSG</a></li></ul></li> <li><a href="/wiki/Quark_(kernel)" title="Quark (kernel)">Quark</a></li> <li><i><a href="/wiki/WarpOS" title="WarpOS">WarpOS</a></i></li></ul> </div></td></tr></tbody></table><div> <ul><li><i><a href="/wiki/Adaptive_Domain_Environment_for_Operating_Systems" title="Adaptive Domain Environment for Operating Systems">ADEOS</a></i>°</li> <li><i><a href="/wiki/EROS_(microkernel)" title="EROS (microkernel)">EROS</a></i>^°</li> <li><i><a href="/wiki/K42" title="K42">K42</a></i>°</li> <li>Little Kernel</li> <li><i><a href="/wiki/Mach_(kernel)" title="Mach (kernel)">Mach</a></i>° <ul><li><a href="/wiki/GNU_Mach" title="GNU Mach">GNU Mach</a>°</li></ul></li> <li><i><a href="/wiki/MicroEmpix" title="MicroEmpix">MicroEmpix</a></i></li> <li><a href="/wiki/Green_Hills_Software#Real-time_operating_systems" title="Green Hills Software">µ-velOSity</a>^</li> <li><i><a href="/wiki/Spring_(operating_system)#The_nucleus" title="Spring (operating system)">nucleus</a></i></li> <li>Off++ → Plan B</li> <li><i><a href="/wiki/Taligent#Pink_system" title="Taligent">Opus</a></i></li> <li><i><a href="/wiki/PowerUP_(accelerator)#PowerUP_software" title="PowerUP (accelerator)">PowerUP</a></i></li> <li><a href="/wiki/RTLinux" title="RTLinux">RTLinux</a>°</li> <li><a href="/wiki/TI-RTOS#RTOS_kernel_overview" title="TI-RTOS">TI-RTOS kernel</a>^°</li> <li><i><a href="/wiki/Vanguard_(microkernel)" title="Vanguard (microkernel)">Vanguard</a></i></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Operating_system" title="Operating system">Operating<br />systems</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/POSIX" title="POSIX">POSIX</a> support</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Unix-like" title="Unix-like">Unix-like</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><i><a href="/wiki/ARX_(operating_system)" title="ARX (operating system)">ARX</a></i></li> <li><a href="/wiki/GNU_Hurd" title="GNU Hurd">GNU Hurd</a>°</li> <li><i><a href="/wiki/Lites" title="Lites">Lites</a></i></li> <li><i><a href="/wiki/Meiko_Scientific#MeikOS" title="Meiko Scientific">MeikOS</a></i></li> <li><a href="/wiki/Minix" title="Minix">Minix</a>° <ul><li><a href="/wiki/Minix-vmd" class="mw-redirect" title="Minix-vmd">Minix-vmd</a>°</li> <li><a href="/wiki/Minix_3" title="Minix 3">Minix 3</a>°</li></ul></li> <li><i><a href="/wiki/MkLinux" title="MkLinux">MkLinux</a></i>°</li> <li><i><a href="/wiki/Multi-Environment_Real-Time" title="Multi-Environment Real-Time">Multi-Environment Real-Time</a></i>^ (<i>MERT</i> – <i>Unix-RT</i>)</li> <li><i><a href="/wiki/OS2000" title="OS2000">OS2000</a></i></li> <li><a href="/wiki/QNX" title="QNX">QNX</a>^</li> <li><a href="/wiki/Redox_(operating_system)" title="Redox (operating system)">Redox</a>°</li> <li><i><a href="/wiki/Spring_(operating_system)" title="Spring (operating system)">Spring</a></i></li> <li><a href="/wiki/Tinix" title="Tinix">Tinix</a></li> <li><i><a href="/wiki/UNICOS" title="UNICOS">UNICOS</a></i></li> <li><i><a href="/wiki/VSTa" title="VSTa">VSTa</a></i></li> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Partial</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/ChorusOS" title="ChorusOS">ChorusOS</a>^</i></li> <li><a href="/wiki/Integrity_(operating_system)" title="Integrity (operating system)">Integrity</a>^</li> <li><a href="/wiki/Nucleus_RTOS" title="Nucleus RTOS">Nucleus RTOS</a>^</li> <li><a href="/wiki/NuttX" title="NuttX">NuttX</a>^°</li> <li><a href="/wiki/Operating_System_Embedded" class="mw-redirect" title="Operating System Embedded">OSE</a>^</li> <li><a class="mw-selflink selflink">RIOT</a>^°</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Capability-based_security" title="Capability-based security">Capability-based</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/GNOSIS" title="GNOSIS">GNOSIS</a></i> → <i><a href="/wiki/KeyKOS" title="KeyKOS">KeyKOS</a></i> → <i><a href="/wiki/EROS_(microkernel)" title="EROS (microkernel)">EROS</a></i> → CapROS</li> <li><i><a href="/wiki/Hydra_(operating_system)" title="Hydra (operating system)">Hydra</a></i></li> <li><a href="/wiki/L4_microkernel_family#High_assurance:_seL4" title="L4 microkernel family">seL4</a>^°</li> <li><i><a href="/wiki/Midori_(operating_system)" title="Midori (operating system)">Midori</a></i></li> <li><i><a href="/wiki/NLTSS" title="NLTSS">NLTSS</a></i></li> <li><i><a href="/wiki/HarmonyOS_NEXT" title="HarmonyOS NEXT">HarmonyOS NEXT</a> (<a href="/wiki/OpenHarmony" title="OpenHarmony">OpenHarmony</a>, <a href="/wiki/OpenHarmony#Oniro_OS" title="OpenHarmony">Oniro OS</a>)</i> → <i><a href="/wiki/HarmonyOS" title="HarmonyOS">HarmonyOS</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/L4_microkernel_family" title="L4 microkernel family">L4</a> kernel</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/L4Linux" title="L4Linux">L<sup>4</sup>Linux</a>^°</li> <li><a href="/wiki/PikeOS" title="PikeOS">PikeOS</a>^</li> <li><i><a href="/wiki/REX_OS" title="REX OS">REX OS</a></i>^</li> <li><a href="/wiki/Wombat_(operating_system)" title="Wombat (operating system)">Wombat</a>^°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Java_virtual_machine" title="Java virtual machine">Java virtual machine</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/JavaOS" title="JavaOS">JavaOS</a></i> (<i><a href="/wiki/JavaOS#Chorus/Jazz" title="JavaOS">Chorus/Jazz</a></i>^ integrates <i><a href="/wiki/ChorusOS" title="ChorusOS">ChorusOS</a></i>^)</li> <li><i><a href="/wiki/JX_(operating_system)" title="JX (operating system)">JX</a></i>°</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Macintosh" class="mw-redirect" title="Macintosh">Macintosh</a> hosted</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Unix-like13" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Unix-like" title="Unix-like">Unix-like</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/MachTen" title="MachTen">MachTen</a></i></li> <li><i><a href="/wiki/MacMach" title="MacMach">MacMach</a></i></li></ul> </div></td></tr></tbody></table><div> <ul><li><i><a href="/wiki/Copland_(operating_system)" title="Copland (operating system)">Copland</a></i></li> <li><i><a href="/wiki/Mac_OS_8#Mac_OS_8.6" title="Mac OS 8">Classic Mac OS</a></i> (<a href="/wiki/PowerPC" title="PowerPC">PowerPC</a> kernel)</li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Psion_(company)" title="Psion (company)">Psion</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><i><a href="/wiki/EPOC_(operating_system)" title="EPOC (operating system)">EPOC</a></i> → <i><a href="/wiki/Symbian" title="Symbian">Symbian</a> OS</i>^°</li> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Amiga" title="Amiga">Amiga</a>-type</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AmigaOS" title="AmigaOS">AmigaOS</a></li> <li><a href="/wiki/AROS_Research_Operating_System" title="AROS Research Operating System">AROS</a>° <ul><li><a href="/wiki/AROS_Research_Operating_System#AspireOS" title="AROS Research Operating System">AspireOS</a>°</li> <li><a href="/wiki/AROS_Research_Operating_System#Broadway" title="AROS Research Operating System">Broadway</a>°</li> <li><a href="/wiki/AROS_Research_Operating_System#Icaros_Desktop" title="AROS Research Operating System">Icaros Desktop</a>°</li></ul></li> <li><a href="/wiki/MorphOS" title="MorphOS">MorphOS</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Microsoft" title="Microsoft">Microsoft</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Singularity_(operating_system)" title="Singularity (operating system)">Singularity</a></li> <li><a href="/wiki/ThreadX" title="ThreadX">ThreadX</a>^</li> <li><i><a href="/wiki/Verve_(operating_system)" title="Verve (operating system)">Verve</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/AIM_alliance" title="AIM alliance">AIM alliance</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i>Pink</i> → <i><a href="/wiki/Taligent" title="Taligent">Taligent</a> OS</i> → <i><a href="/wiki/Workplace_OS" title="Workplace OS">Workplace OS</a></i></li></ul> </div></td></tr></tbody></table><div> <ul><li><i><a href="/wiki/Amoeba_(operating_system)" title="Amoeba (operating system)">Amoeba</a></i>°</li> <li><i><a href="/wiki/BeRTOS" title="BeRTOS">BeRTOS</a></i>^°</li> <li><a href="/wiki/ChibiOS/RT" title="ChibiOS/RT">ChibiOS/RT</a>^°</li> <li><a href="/wiki/FreeRTOS" title="FreeRTOS">FreeRTOS</a>^°</li> <li><a href="/wiki/HelenOS" title="HelenOS">HelenOS</a>°</li> <li><a href="/wiki/Micro-Controller_Operating_Systems" title="Micro-Controller Operating Systems">µC/OS</a>^°</li> <li><a href="/wiki/MQX" title="MQX">MQX</a>^</li> <li><a href="/wiki/OpenComRTOS" title="OpenComRTOS">OpenComRTOS</a>^</li> <li><a href="/wiki/Phantom_OS" title="Phantom OS">Phantom OS</a>^°</li> <li><i><a href="/wiki/RC_4000_multiprogramming_system" title="RC 4000 multiprogramming system">RC 4000</a></i></li> <li><a href="/wiki/SharpOS" title="SharpOS">SharpOS</a>°</li> <li><i><a href="/wiki/SPIN_(operating_system)" title="SPIN (operating system)">SPIN</a></i>°</li> <li><i><a href="/wiki/Thoth_(operating_system)" title="Thoth (operating system)">Thoth</a></i>^ → <i><a href="/wiki/Harmony_(operating_system)" title="Harmony (operating system)">Harmony</a></i>^ → <i><a href="/wiki/V_(operating_system)" title="V (operating system)">V</a></i></li> <li><a href="/wiki/Versatile_Real-Time_Executive" title="Versatile Real-Time Executive">VRTX</a>^</li> <li><a href="/wiki/Zephyr_(operating_system)" title="Zephyr (operating system)">Zephyr</a>^°</li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Software_framework" title="Software framework">Frameworks</a>, <a href="/wiki/Software_development_kit" title="Software development kit">kits</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><a href="/wiki/Cosmos_(operating_system)" title="Cosmos (operating system)">Cosmos</a>°</li> <li><a href="/wiki/Genode" title="Genode">Genode</a>°</li> <li><a href="/wiki/TI-RTOS" title="TI-RTOS">TI-RTOS</a>^°</li> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Programmer" title="Programmer">Developers</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gordon_Bell_(QNX)" title="Gordon Bell (QNX)">Gordon Bell</a></li> <li><a href="/wiki/Thomas_Bushnell" title="Thomas Bushnell">Thomas Bushnell</a></li> <li><a href="/wiki/David_Cheriton" title="David Cheriton">David Cheriton</a></li> <li><a href="/wiki/Dan_Dodge" title="Dan Dodge">Dan Dodge</a></li> <li><a href="/wiki/Per_Brinch_Hansen" title="Per Brinch Hansen">Per Brinch Hansen</a></li> <li><a href="/wiki/Gernot_Heiser" title="Gernot Heiser">Gernot Heiser</a></li> <li><a href="/wiki/Jochen_Liedtke" title="Jochen Liedtke">Jochen Liedtke</a></li> <li><a href="/wiki/James_G._Mitchell" title="James G. Mitchell">James G. Mitchell</a></li> <li><a href="/wiki/Ike_Nassi" title="Ike Nassi">Ike Nassi</a></li> <li><a href="/wiki/Richard_Rashid" title="Richard Rashid">Richard Rashid</a></li> <li><a href="/wiki/Andrew_S._Tanenbaum" title="Andrew S. Tanenbaum">Andrew S. Tanenbaum</a></li> <li><a href="/wiki/Avie_Tevanian" title="Avie Tevanian">Avie Tevanian</a></li> <li><a href="/wiki/William_Wulf" title="William Wulf">William Wulf</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><i>Italics</i> <b>= discontinued</b></li> <li><b>^ = <a href="/wiki/Real-time_operating_system" title="Real-time operating system">Real-time</a></b></li> <li><b>° = <a href="/wiki/Open-source_software" title="Open-source software">Open-source software</a></b><br /><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Microkernel-based_operating_systems" title="Category:Microkernel-based operating systems">Category: Microkernel-based operating systems</a></b> <span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Microkernels" title="Category:Microkernels">Category: Microkernels</a></b></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; 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system)</span></div> </div> </div> <div class="vector-sticky-header-end" aria-hidden="true"> <div class="vector-sticky-header-icons"> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-talk-sticky-header" tabindex="-1" data-event-name="talk-sticky-header"><span class="vector-icon mw-ui-icon-speechBubbles mw-ui-icon-wikimedia-speechBubbles"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-subject-sticky-header" tabindex="-1" data-event-name="subject-sticky-header"><span class="vector-icon mw-ui-icon-article mw-ui-icon-wikimedia-article"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-history-sticky-header" tabindex="-1" 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