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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">MsQuic</caption><tbody><tr><td colspan="2" class="infobox-image logo"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:MsQuic_logo.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e2/MsQuic_logo.png/220px-MsQuic_logo.png" decoding="async" width="220" height="78" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e2/MsQuic_logo.png/330px-MsQuic_logo.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e2/MsQuic_logo.png/440px-MsQuic_logo.png 2x" data-file-width="1442" data-file-height="512" /></a></span></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Programmer" title="Programmer">Developer(s)</a></th><td class="infobox-data"><a href="/wiki/Microsoft" title="Microsoft">Microsoft</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Initial release</th><td class="infobox-data">November 27, 2019<span class="noprint">; 5 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2019-11-27</span>)</span></td></tr><tr style="display: none;"><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"></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">Stable release</a></th><td class="infobox-data"><div style="margin:0px;">v2.2.4 / October 16, 2023<span class="noprint">; 15 months ago</span><span style="display:none"> (<span class="bday dtstart published updated">2023-10-16</span>)</span></div></td></tr><tr style="display:none"><td colspan="2"> </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/microsoft/msquic">github<wbr />.com<wbr />/microsoft<wbr />/msquic</a></span> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q97354092#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;">Written in</th><td class="infobox-data"><a href="/wiki/C_(programming_language)" title="C (programming language)">C</a>, <a href="/wiki/C%2B%2B" title="C++">C++</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Operating_system" title="Operating system">Operating system</a></th><td class="infobox-data"><a href="/wiki/Windows_11" title="Windows 11">Windows 11</a> and later, Windows Server, <a href="/wiki/Linux" title="Linux">Linux</a>, <a href="/wiki/Xbox_Series_X/S_software" class="mw-redirect" title="Xbox Series X/S software">Xbox Series X/S software</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Computing_platform" title="Computing platform">Platform</a></th><td class="infobox-data"><a href="/wiki/Cross-platform" class="mw-redirect" title="Cross-platform">Cross-platform</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Software_categories#Categorization_approaches" title="Software categories">Type</a></th><td class="infobox-data"><a href="/wiki/Software_library" class="mw-redirect" title="Software library">Software library</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/MIT_License" title="MIT License">MIT License</a></td></tr></tbody></table> <p><b>MsQuic</b> is a <a href="/wiki/Free_and_open_source" class="mw-redirect" title="Free and open source">free and open source</a> implementation of the <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a> <a href="/wiki/QUIC" title="QUIC">QUIC</a> protocol written in <a href="/wiki/C_(programming_language)" title="C (programming language)">C</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> that is officially supported on the <a href="/wiki/Microsoft_Windows" title="Microsoft Windows">Microsoft Windows</a> (including <a href="/wiki/Windows_Server" title="Windows Server">Server</a>), <a href="/wiki/Linux" title="Linux">Linux</a>, and <a href="/wiki/Xbox_system_software" title="Xbox system software">Xbox</a> platforms. The project also provides libraries for <a href="/wiki/MacOS" title="MacOS">macOS</a> and <a href="/wiki/Android_(operating_system)" title="Android (operating system)">Android</a>, which are unsupported.<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> It is designed to be a <a href="/wiki/Cross-platform" class="mw-redirect" title="Cross-platform">cross-platform</a> general purpose QUIC library optimized for client and server applications benefitting from maximal throughput and minimal latency. By the end of 2021 the codebase had over 200,000 lines of production code, with 50,000 lines of "core" code,<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> sharable across platforms. The source code is licensed under <a href="/wiki/MIT_License" title="MIT License">MIT License</a> and available on <a href="/wiki/GitHub" title="GitHub">GitHub</a>.<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><p>Among its features are, in part, support for <a href="/wiki/Asynchronous_IO" class="mw-redirect" title="Asynchronous IO">asynchronous IO</a>, <a href="/wiki/Receive-side_scaling" class="mw-redirect" title="Receive-side scaling">receive-side scaling</a> (RSS), <a href="/wiki/User_Datagram_Protocol" title="User Datagram Protocol">UDP</a> send and receive coalescing, and connection migrations that persist connections between client and server to overcome client IP or port changes,<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> such as when moving throughout mobile networks.<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> </p><p>Both the <a href="/wiki/HTTP/3" title="HTTP/3">HTTP/3</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> and <a href="/wiki/Server_Message_Block" title="Server Message Block">SMB</a> stacks<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> of <a href="/wiki/Microsoft_Windows" title="Microsoft Windows">Microsoft Windows</a> leverage MsQuic, with <code>msquic.sys</code> providing <a href="/wiki/Protection_ring#Supervisor_mode" title="Protection ring">kernel-mode</a> functionality. Being dependent upon <a href="/wiki/Security_Support_Provider_Interface" title="Security Support Provider Interface">Schannel</a> for <a href="/wiki/TLS_1.3" class="mw-redirect" title="TLS 1.3">TLS 1.3</a>, kernel mode therefore does not support 0-RTT.<sup id="cite_ref-:0_9-0" class="reference"><a href="#cite_note-:0-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p><a href="/wiki/User_space_and_kernel_space" title="User space and kernel space">User-mode</a> programs can implement MsQuic, with support 0-RTT, through <code>msquic.dll</code>, which can be built from source code or downloaded as a <a href="/wiki/Shared_Library" class="mw-redirect" title="Shared Library">shared library</a> through binary releases on the repository.<sup id="cite_ref-:0_9-1" class="reference"><a href="#cite_note-:0-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>Its support for the <a href="/wiki/Microsoft_Game_Development_Kit" class="mw-redirect" title="Microsoft Game Development Kit">Microsoft Game Development Kit</a> makes MsQuic possible on both Xbox and Windows. </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=MsQuic&action=edit&section=1" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1266661725">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output .portalborder{border:1px solid var(--border-color-base,#a2a9b1);padding:0.1em;background:var(--background-color-neutral-subtle,#f8f9fa)}.mw-parser-output .portalbox-entry{display:table-row;font-size:85%;line-height:110%;height:1.9em;font-style:italic;font-weight:bold}.mw-parser-output .portalbox-image{display:table-cell;padding:0.2em;vertical-align:middle;text-align:center}.mw-parser-output .portalbox-link{display:table-cell;padding:0.2em 0.2em 0.2em 0.3em;vertical-align:middle}@media(min-width:720px){.mw-parser-output .portalleft{margin:0.5em 1em 0.5em 0}.mw-parser-output .portalright{clear:right;float:right;margin:0.5em 0 0.5em 1em}}</style><ul role="navigation" aria-label="Portals" class="noprint portalbox portalborder portalright"> <li class="portalbox-entry"><span class="portalbox-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/31/Free_and_open-source_software_logo_%282009%29.svg/28px-Free_and_open-source_software_logo_%282009%29.svg.png" decoding="async" width="28" height="28" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/31/Free_and_open-source_software_logo_%282009%29.svg/42px-Free_and_open-source_software_logo_%282009%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/31/Free_and_open-source_software_logo_%282009%29.svg/56px-Free_and_open-source_software_logo_%282009%29.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span></span><span class="portalbox-link"><a href="/wiki/Portal:Free_and_open-source_software" title="Portal:Free and open-source software">Free and open-source software portal</a></span></li></ul> <ul><li><a href="/wiki/Transmission_Control_Protocol" title="Transmission Control Protocol">Transmission Control Protocol</a></li> <li><a href="/wiki/User_Datagram_Protocol" title="User Datagram Protocol">User Datagram Protocol</a></li> <li><a href="/wiki/HTTP/2" title="HTTP/2">HTTP/2</a></li> <li><a href="/wiki/XDP_for_Windows" class="mw-redirect" title="XDP for Windows">XDP for Windows</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=MsQuic&action=edit&section=2" 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"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</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 id="CITEREFCimpanu" class="citation web cs1">Cimpanu, Catalin. <a rel="nofollow" class="external text" href="https://www.zdnet.com/article/microsoft-open-sources-in-house-library-for-handling-quic-connections/">"Microsoft open-sources in-house library for handling QUIC connections"</a>. <i>ZDNet</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ZDNet&rft.atitle=Microsoft+open-sources+in-house+library+for+handling+QUIC+connections&rft.aulast=Cimpanu&rft.aufirst=Catalin&rft_id=https%3A%2F%2Fwww.zdnet.com%2Farticle%2Fmicrosoft-open-sources-in-house-library-for-handling-quic-connections%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFJones2020" class="citation web cs1">Jones, Luke (April 29, 2020). <a rel="nofollow" class="external text" href="https://winbuzzer.com/2020/04/29/microsofts-in-house-quic-connections-library-is-now-open-source-xcxwbn/">"Microsoft's In-House QUIC Connections Library is Now Open Source"</a>. <i>WinBuzzer</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=WinBuzzer&rft.atitle=Microsoft%27s+In-House+QUIC+Connections+Library+is+Now+Open+Source&rft.date=2020-04-29&rft.aulast=Jones&rft.aufirst=Luke&rft_id=https%3A%2F%2Fwinbuzzer.com%2F2020%2F04%2F29%2Fmicrosofts-in-house-quic-connections-library-is-now-open-source-xcxwbn%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBanks2021" class="citation web cs1">Banks, Nick (December 7, 2021). <a rel="nofollow" class="external text" href="https://epiq21.github.io">"QUIC @ Microsoft"</a>. <i>EPIQ 2021</i><span class="reference-accessdate">. Retrieved <span class="nowrap">July 11,</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=EPIQ+2021&rft.atitle=QUIC+%40+Microsoft&rft.date=2021-12-07&rft.aulast=Banks&rft.aufirst=Nick&rft_id=https%3A%2F%2Fepiq21.github.io&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/microsoft/msquic">"microsoft/msquic"</a>. November 7, 2020 – via GitHub.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=microsoft%2Fmsquic&rft.date=2020-11-07&rft_id=https%3A%2F%2Fgithub.com%2Fmicrosoft%2Fmsquic&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLopesFranqueiraRand2019" class="citation journal cs1">Lopes, Raul H. C.; Franqueira, Virginia N. L.; Rand, Duncan (2019). <a rel="nofollow" class="external text" href="https://doi.org/10.1051%2Fepjconf%2F201921408026">"Integration and Evaluation of QUIC and TCP-BBR in longhaul Science Data Transfers"</a>. <i>EPJ Web of Conferences</i>. <b>214</b>: 08026. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2019EPJWC.21408026L">2019EPJWC.21408026L</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1051%2Fepjconf%2F201921408026">10.1051/epjconf/201921408026</a></span>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:203699308">203699308</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=EPJ+Web+of+Conferences&rft.atitle=Integration+and+Evaluation+of+QUIC+and+TCP-BBR+in+longhaul+Science+Data+Transfers&rft.volume=214&rft.pages=08026&rft.date=2019&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A203699308%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1051%2Fepjconf%2F201921408026&rft_id=info%3Abibcode%2F2019EPJWC.21408026L&rft.aulast=Lopes&rft.aufirst=Raul+H.+C.&rft.au=Franqueira%2C+Virginia+N.+L.&rft.au=Rand%2C+Duncan&rft_id=https%3A%2F%2Fdoi.org%2F10.1051%252Fepjconf%252F201921408026&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/microsoft/msquic#library-features">"MsQuic Library Features"</a>. September 2020 – via GitHub.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=MsQuic+Library+Features&rft.date=2020-09&rft_id=https%3A%2F%2Fgithub.com%2Fmicrosoft%2Fmsquic%23library-features&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSharwood" class="citation web cs1">Sharwood, Simon. <a rel="nofollow" class="external text" href="https://www.theregister.com/2020/05/04/microsoft_reveals_msquic_quic_implementation/">"QUIC, dig in: Microsoft open-sources MsQuic, its implementation of Google-spawned TCP-killer QUIC"</a>. <i>www.theregister.com</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.theregister.com&rft.atitle=QUIC%2C+dig+in%3A+Microsoft+open-sources+MsQuic%2C+its+implementation+of+Google-spawned+TCP-killer+QUIC&rft.aulast=Sharwood&rft.aufirst=Simon&rft_id=https%3A%2F%2Fwww.theregister.com%2F2020%2F05%2F04%2Fmicrosoft_reveals_msquic_quic_implementation%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://docs.microsoft.com/en-us/windows-server/storage/file-server/smb-over-quic">"SMB over QUIC"</a>. <i><a href="/wiki/Microsoft_Docs" title="Microsoft Docs">Microsoft Docs</a></i>. 18 May 2023.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Microsoft+Docs&rft.atitle=SMB+over+QUIC&rft.date=2023-05-18&rft_id=https%3A%2F%2Fdocs.microsoft.com%2Fen-us%2Fwindows-server%2Fstorage%2Ffile-server%2Fsmb-over-quic&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" class="Z3988"></span></span> </li> <li id="cite_note-:0-9"><span class="mw-cite-backlink">^ <a href="#cite_ref-:0_9-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:0_9-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation cs2"><a rel="nofollow" class="external text" href="https://github.com/microsoft/msquic/blob/9f74f69d0c16fadb62a332246daabac704bc7db0/docs/Platforms.md"><i>msquic/Platforms.md</i></a>, Microsoft, 2022-07-11<span class="reference-accessdate">, retrieved <span class="nowrap">2022-07-12</span></span></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=msquic%2FPlatforms.md&rft.pub=Microsoft&rft.date=2022-07-11&rft_id=https%3A%2F%2Fgithub.com%2Fmicrosoft%2Fmsquic%2Fblob%2F9f74f69d0c16fadb62a332246daabac704bc7db0%2Fdocs%2FPlatforms.md&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMsQuic" 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=MsQuic&action=edit&section=3" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://github.com/microsoft/msquic">msquic</a> on <a href="/wiki/GitHub" title="GitHub">GitHub</a></li> <li><a rel="nofollow" class="external text" href="https://microsoft.github.io/msquic/">MsQuic Performance Dashboard</a> (Interactive)</li> <li><a rel="nofollow" class="external text" href="https://techcommunity.microsoft.com/t5/networking-blog/msquic-is-open-source/ba-p/1345441">MsQuic is Open Source</a></li> <li><a rel="nofollow" class="external text" href="https://techcommunity.microsoft.com/t5/networking-blog/making-msquic-blazing-fast/ba-p/2268963">Making MsQuic Blazing Fast</a></li> <li><a rel="nofollow" class="external text" href="https://techcommunity.microsoft.com/t5/networking-blog/deploying-http-3-on-windows-server-at-scale/ba-p/2839394">Deploying HTTP/3 on Windows Server at Scale</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline 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title="Microsoft and open source">Microsoft and open source</a></li> <li><a href="/wiki/Shared_Source_Initiative" title="Shared Source Initiative">Shared Source Initiative</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Software</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" 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%">Applications</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/3D_Movie_Maker" title="3D Movie Maker">3D Movie Maker</a></li> <li><a href="/wiki/Atom_(text_editor)" title="Atom (text editor)">Atom</a></li> <li><a href="/wiki/Conference_XP" title="Conference XP">Conference XP</a></li> <li><a href="/wiki/Family.Show" title="Family.Show">Family.Show</a></li> <li><a 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style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Allegiance_(video_game)" title="Allegiance (video game)">Allegiance</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Programming<br />languages</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/Bosque_(programming_language)" title="Bosque (programming language)">Bosque</a></li> <li><a href="/wiki/C_Sharp_(programming_language)" title="C Sharp (programming language)">C#</a></li> <li><a href="/wiki/Dafny" title="Dafny">Dafny</a></li> <li><a href="/wiki/F_Sharp_(programming_language)" title="F Sharp (programming language)">F#</a></li> <li><a href="/wiki/F*_(programming_language)" title="F* (programming language)">F*</a></li> <li><a href="/wiki/GW-BASIC" title="GW-BASIC">GW-BASIC</a></li> <li><a href="/wiki/IronPython" title="IronPython">IronPython</a></li> <li><a href="/wiki/IronRuby" title="IronRuby">IronRuby</a></li> <li><a href="/wiki/Lean_(proof_assistant)" title="Lean (proof assistant)">Lean</a></li> <li><a href="/wiki/P_(programming_language)" title="P (programming language)">P</a></li> <li><a href="/wiki/Microsoft_Power_Fx" title="Microsoft Power Fx">Power Fx</a></li> <li><a href="/wiki/PowerShell" title="PowerShell">PowerShell</a></li> <li><a href="/wiki/Project_Verona" title="Project Verona">Project Verona</a></li> <li><a href="/wiki/Q_Sharp" title="Q Sharp">Q#</a></li> <li><a href="/wiki/Microsoft_Small_Basic" title="Microsoft Small Basic">Small Basic Online</a></li> <li><a href="/wiki/TypeScript" title="TypeScript">TypeScript</a></li> <li><a href="/wiki/Visual_Basic_.NET" class="mw-redirect" title="Visual Basic .NET">Visual Basic</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Frameworks,<br />development tools</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/.NET" title=".NET">.NET</a></li> <li><a href="/wiki/.NET_Framework" title=".NET Framework">.NET Framework</a></li> <li><a href="/wiki/.NET_Gadgeteer" title=".NET Gadgeteer">.NET Gadgeteer</a></li> <li><a href="/wiki/.NET_MAUI" class="mw-redirect" title=".NET MAUI">.NET MAUI</a></li> <li><a href="/wiki/.NET_Micro_Framework" title=".NET Micro Framework">.NET Micro Framework</a></li> <li><a href="/wiki/AirSim" title="AirSim">AirSim</a></li> <li><a href="/wiki/ASP.NET" title="ASP.NET">ASP.NET</a></li> <li><a href="/wiki/ASP.NET_AJAX" title="ASP.NET AJAX">ASP.NET AJAX</a></li> <li><a href="/wiki/ASP.NET_Core" title="ASP.NET Core">ASP.NET Core</a></li> <li><a href="/wiki/ASP.NET_MVC" title="ASP.NET MVC">ASP.NET MVC</a></li> <li><a href="/wiki/ASP.NET_Razor" title="ASP.NET Razor">ASP.NET Razor</a></li> <li><a href="/wiki/ASP.NET_Web_Forms" title="ASP.NET Web Forms">ASP.NET Web Forms</a></li> <li><a href="/wiki/Avalonia_(software_framework)" title="Avalonia (software framework)">Avalonia</a></li> <li><a href="/wiki/Babylon.js" title="Babylon.js">Babylon.js</a></li> <li><a href="/wiki/BitFunnel" title="BitFunnel">BitFunnel</a></li> <li><a href="/wiki/Blazor" title="Blazor">Blazor</a></li> <li><a href="/wiki/C%2B%2B/WinRT" title="C++/WinRT">C++/WinRT</a></li> <li><a href="/wiki/Confidential_Consortium_Framework" title="Confidential Consortium Framework">CCF</a></li> <li><a href="/wiki/Chakra_(JavaScript_engine)" title="Chakra (JavaScript engine)">ChakraCore</a></li> <li><a href="/wiki/CLR_Profiler" title="CLR Profiler">CLR Profiler</a></li> <li><a href="/wiki/Dapr" title="Dapr">Dapr</a></li> <li><a href="/wiki/DeepSpeed" title="DeepSpeed">DeepSpeed</a></li> <li><a href="/wiki/DiskSpd" title="DiskSpd">DiskSpd</a></li> <li><a href="/wiki/Dryad_(programming)" title="Dryad (programming)">Dryad</a></li> <li><a href="/wiki/Dynamic_Language_Runtime" title="Dynamic Language Runtime">Dynamic Language Runtime</a></li> <li><a href="/wiki/EBPF_on_Windows" class="mw-redirect" title="EBPF on Windows">eBPF on Windows</a></li> <li><a href="/wiki/Electron_(software_framework)" title="Electron (software framework)">Electron</a></li> <li><a href="/wiki/Entity_Framework" title="Entity Framework">Entity Framework</a></li> <li><a href="/wiki/Fluent_Design_System" title="Fluent Design System">Fluent Design System</a></li> <li><a href="/wiki/Fluid_Framework" title="Fluid Framework">Fluid Framework</a></li> <li><a href="/wiki/Infer.NET" title="Infer.NET">Infer.NET</a></li> <li><a href="/wiki/LightGBM" title="LightGBM">LightGBM</a></li> <li><a href="/wiki/Managed_Extensibility_Framework" title="Managed Extensibility Framework">Managed Extensibility Framework</a></li> <li><a href="/wiki/Microsoft_Automatic_Graph_Layout" title="Microsoft Automatic Graph Layout">Microsoft Automatic Graph Layout</a></li> <li><a href="/wiki/Microsoft_C%2B%2B_Standard_Library" class="mw-redirect" title="Microsoft C++ Standard Library">Microsoft C++ Standard Library</a></li> <li><a href="/wiki/Microsoft_Cognitive_Toolkit" title="Microsoft Cognitive Toolkit">Microsoft Cognitive Toolkit</a></li> <li><a href="/wiki/Metro_(design_language)" title="Metro (design language)">Microsoft Design Language</a></li> <li><a href="/wiki/Microsoft_Detours" title="Microsoft Detours">Microsoft Detours</a></li> <li><a href="/wiki/Microsoft_Enterprise_Library" title="Microsoft Enterprise Library">Microsoft Enterprise Library</a></li> <li><a href="/wiki/Microsoft_SEAL" title="Microsoft SEAL">Microsoft SEAL</a></li> <li><a href="/wiki/Mimalloc" title="Mimalloc">mimalloc</a></li> <li><a href="/wiki/Mixed_Reality_Toolkit" title="Mixed Reality Toolkit">Mixed Reality Toolkit</a></li> <li><a href="/wiki/ML.NET" title="ML.NET">ML.NET</a></li> <li><a href="/wiki/Mod_mono" title="Mod mono">mod_mono</a></li> <li><a href="/wiki/Mono_(software)" title="Mono (software)">Mono</a></li> <li><a href="/wiki/MonoDevelop" title="MonoDevelop">MonoDevelop</a></li> <li><a href="/wiki/MSBuild" title="MSBuild">MSBuild</a></li> <li><a class="mw-selflink selflink">MsQuic</a></li> <li><a href="/wiki/Neural_Network_Intelligence" title="Neural Network Intelligence">Neural Network Intelligence</a></li> <li><a href="/wiki/Npm" title="Npm">npm</a></li> <li><a href="/wiki/NuGet" title="NuGet">NuGet</a></li> <li><a href="/wiki/OneFuzz" title="OneFuzz">OneFuzz</a></li> <li><a href="/wiki/Open_Management_Infrastructure" title="Open Management Infrastructure">Open Management Infrastructure</a></li> <li><a href="/wiki/Open_Neural_Network_Exchange" title="Open Neural Network Exchange">Open Neural Network Exchange</a></li> <li><a href="/wiki/Open_Service_Mesh" title="Open Service Mesh">Open Service Mesh</a></li> <li><a href="/wiki/Open_XML_SDK" class="mw-redirect" title="Open XML SDK">Open XML SDK</a></li> <li><a href="/wiki/Orleans_(software_framework)" title="Orleans (software framework)">Orleans</a></li> <li><a href="/wiki/Playwright_(software)" title="Playwright (software)">Playwright</a></li> <li><a href="/wiki/ProcDump" title="ProcDump">ProcDump</a></li> <li><a href="/wiki/Process_Monitor" title="Process Monitor">ProcMon</a></li> <li><a href="/wiki/Python_Tools_for_Visual_Studio" title="Python Tools for Visual Studio">Python Tools for Visual Studio</a></li> <li><a href="/wiki/R_Tools_for_Visual_Studio" title="R Tools for Visual Studio">R Tools for Visual Studio</a></li> <li><a href="/wiki/RecursiveExtractor" class="mw-redirect" title="RecursiveExtractor">RecursiveExtractor</a></li> <li><a href="/wiki/Roslyn_(compiler)" title="Roslyn (compiler)">Roslyn</a></li> <li><a href="/wiki/Sandcastle_(software)" title="Sandcastle (software)">Sandcastle</a></li> <li><a href="/wiki/SignalR" title="SignalR">SignalR</a></li> <li><a href="/wiki/StyleCop" title="StyleCop">StyleCop</a></li> <li><a href="/wiki/SVNBridge" title="SVNBridge">SVNBridge</a></li> <li><a href="/wiki/T2_Temporal_Prover" title="T2 Temporal Prover">T2 Temporal Prover</a></li> <li><a href="/wiki/Text_Template_Transformation_Toolkit" title="Text Template Transformation Toolkit">Text Template Transformation Toolkit</a></li> <li><a href="/wiki/TLA%2B_Toolbox" class="mw-redirect" title="TLA+ Toolbox">TLA+ Toolbox</a></li> <li><a href="/wiki/U-Prove" title="U-Prove">U-Prove</a></li> <li><a href="/wiki/Vcpkg" title="Vcpkg">vcpkg</a></li> <li><a href="/wiki/Virtual_File_System_for_Git" title="Virtual File System for Git">Virtual File System for Git</a></li> <li><a href="/wiki/Voldemort_(distributed_data_store)" title="Voldemort (distributed data store)">Voldemort</a></li> <li><a href="/wiki/VoTT" title="VoTT">VoTT</a></li> <li><a href="/wiki/Vowpal_Wabbit" title="Vowpal Wabbit">Vowpal Wabbit</a></li> <li><a href="/wiki/Windows_App_SDK" title="Windows App SDK">Windows App SDK</a></li> <li><a href="/wiki/Windows_Communication_Foundation" title="Windows Communication Foundation">Windows Communication Foundation</a></li> <li><a href="/wiki/Windows_Driver_Frameworks" title="Windows Driver Frameworks">Windows Driver Frameworks</a> <ul><li><a href="/wiki/Kernel-Mode_Driver_Framework" title="Kernel-Mode Driver Framework">KMDF</a></li> <li><a href="/wiki/User-Mode_Driver_Framework" title="User-Mode Driver Framework">UMDF</a></li></ul></li> <li><a href="/wiki/Windows_Forms" title="Windows Forms">Windows Forms</a></li> <li><a href="/wiki/Windows_Presentation_Foundation" title="Windows Presentation Foundation">Windows Presentation Foundation</a></li> <li><a href="/wiki/Windows_Template_Library" title="Windows Template Library">Windows Template Library</a></li> <li><a href="/wiki/Windows_UI_Library" title="Windows UI Library">Windows UI Library</a></li> <li><a href="/wiki/WinJS" title="WinJS">WinJS</a></li> <li><a href="/wiki/WinObjC" class="mw-redirect" title="WinObjC">WinObjC</a></li> <li><a href="/wiki/WiX" title="WiX">WiX</a></li> <li><a href="/wiki/XDP_for_Windows" class="mw-redirect" title="XDP for Windows">XDP for Windows</a></li> <li><a href="/wiki/XSP_(software)" title="XSP (software)">XSP</a></li> <li><a href="/wiki/XUnit.net" title="XUnit.net">xUnit.net</a></li> <li><a href="/wiki/Z3_Theorem_Prover" title="Z3 Theorem Prover">Z3 Theorem Prover</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Operating systems</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/MS-DOS" title="MS-DOS">MS-DOS</a> (v1.25, v2.0 & v4.0)</li> <li><a href="/wiki/Barrelfish_(operating_system)" title="Barrelfish (operating system)">Barrelfish</a></li> <li><a href="/wiki/SONiC_(operating_system)" title="SONiC (operating system)">SONiC</a></li> <li><a href="/wiki/Azure_Linux" title="Azure Linux">Azure Linux</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</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/ChronoZoom" title="ChronoZoom">ChronoZoom</a></li> <li><a href="/wiki/Extensible_Storage_Engine" title="Extensible Storage Engine">Extensible Storage Engine</a></li> <li><a href="/wiki/FlexWiki" class="mw-redirect" title="FlexWiki">FlexWiki</a></li> <li><a href="/wiki/FourQ" title="FourQ">FourQ</a></li> <li><a href="/wiki/Gollum_(software)" title="Gollum (software)">Gollum</a></li> <li><a href="/wiki/Project_Mu" class="mw-redirect" title="Project Mu">Project Mu</a></li> <li><a href="/wiki/ReactiveX" title="ReactiveX">ReactiveX</a></li> <li><a href="/wiki/SILK" title="SILK">SILK</a></li> <li><a href="/wiki/TLAPS" class="mw-redirect" title="TLAPS">TLAPS</a></li> <li><a href="/wiki/TPM_2.0_Reference_Implementation" class="mw-redirect" title="TPM 2.0 Reference Implementation">TPM 2.0 Reference Implementation</a></li> <li><a href="/wiki/WikiBhasha" 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