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class="mw-page-title-main">Trello</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 21 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-21" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">21 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AA%D8%B1%D9%8A%D9%84%D9%88" title="تريلو – Arabic" lang="ar" hreflang="ar" data-title="تريلو" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%9F%E0%A7%8D%E0%A6%B0%E0%A7%87%E0%A6%B2%E0%A7%8B" title="ট্রেলো – Bangla" lang="bn" hreflang="bn" data-title="ট্রেলো" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/Trello" title="Trello – Bulgarian" lang="bg" hreflang="bg" data-title="Trello" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Trello" title="Trello – Catalan" lang="ca" hreflang="ca" data-title="Trello" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Trello" title="Trello – Czech" lang="cs" hreflang="cs" data-title="Trello" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Trello" title="Trello – German" lang="de" hreflang="de" data-title="Trello" 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/Trello" title="Trello – Spanish" lang="es" hreflang="es" data-title="Trello" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AA%D8%B1%D9%84%D9%88" title="ترلو – Persian" lang="fa" hreflang="fa" data-title="ترلو" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Trello" title="Trello – French" lang="fr" hreflang="fr" data-title="Trello" 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/%ED%8A%B8%EB%A0%90%EB%A1%9C" title="트렐로 – Korean" lang="ko" hreflang="ko" data-title="트렐로" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/Trello" title="Trello – Armenian" lang="hy" hreflang="hy" data-title="Trello" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%9F%E0%A5%8D%E0%A4%B0%E0%A5%87%E0%A4%B2%E0%A5%8B" title="ट्रेलो – Hindi" lang="hi" hreflang="hi" data-title="ट्रेलो" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Trello" title="Trello – Italian" lang="it" hreflang="it" data-title="Trello" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Trello" title="Trello – Hungarian" lang="hu" hreflang="hu" data-title="Trello" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/Trello" title="Trello – Japanese" lang="ja" hreflang="ja" data-title="Trello" 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/Trello" title="Trello – Polish" lang="pl" hreflang="pl" data-title="Trello" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Trello" title="Trello – Portuguese" lang="pt" hreflang="pt" data-title="Trello" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/Trello" title="Trello – Russian" lang="ru" hreflang="ru" data-title="Trello" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Trello" title="Trello – Turkish" lang="tr" hreflang="tr" data-title="Trello" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/Trello" title="Trello – Ukrainian" lang="uk" hreflang="uk" data-title="Trello" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/Trello" title="Trello – Chinese" lang="zh" hreflang="zh" data-title="Trello" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q7838011#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Trello" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Project management software application</div> <p class="mw-empty-elt"> </p> <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">Trello</caption><tbody><tr><td colspan="2" class="infobox-image logo"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Trello_logo.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/8/8c/Trello_logo.svg/220px-Trello_logo.svg.png" decoding="async" width="220" height="63" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8c/Trello_logo.svg/330px-Trello_logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8c/Trello_logo.svg/440px-Trello_logo.svg.png 2x" data-file-width="126" data-file-height="36" /></a></span></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/Programmer" title="Programmer">Original author(s)</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><a href="/wiki/Joel_Spolsky" title="Joel Spolsky">Joel Spolsky</a></li><li>Michael Pryor</li></ul></div></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/Atlassian" title="Atlassian">Atlassian</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></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Initial release</th><td class="infobox-data">September 13, 2011<span class="noprint">; 13 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">2011-09-13</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;"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546" /><table class="infobox-subbox"><tbody><tr><th scope="row" class="infobox-label">Android</th><td class="infobox-data">2023.13.1.7275 / September 22, 2023<span class="noprint">; 18 months ago</span><span style="display:none"> (<span class="bday dtstart published updated">2023-09-22</span>)</span><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></td></tr><tr><th scope="row" class="infobox-label">iOS</th><td class="infobox-data">2023.13.3 / September 21, 2023<span class="noprint">; 18 months ago</span><span style="display:none"> (<span class="bday dtstart published updated">2023-09-21</span>)</span><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></td></tr></tbody></table> </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/Operating_system" title="Operating system">Operating system</a></th><td class="infobox-data"><a href="/wiki/Web_application" title="Web application">Web application</a>, <a href="/wiki/MacOS" title="MacOS">macOS</a>, <a href="/wiki/Microsoft_Windows" title="Microsoft Windows">Windows OS</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> <a href="/wiki/IOS" title="IOS">iOS 12+</a>, <a href="/wiki/Android_(operating_system)" title="Android (operating system)">Android 5.1+</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="/wiki/File_size" title="File size">Size</a></th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li>15.68 MB (Android)</li><li>139.7 MB (iOS)</li><li>79.15 MB (Windows)</li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Available in</th><td class="infobox-data">21 languages</td></tr><tr><td colspan="2" class="infobox-full-data"><style data-mw-deduplicate="TemplateStyles:r1214851843">.mw-parser-output .hidden-begin{box-sizing:border-box;width:100%;padding:5px;border:none;font-size:95%}.mw-parser-output .hidden-title{font-weight:bold;line-height:1.6;text-align:left}.mw-parser-output .hidden-content{text-align:left}@media all and (max-width:500px){.mw-parser-output .hidden-begin{width:auto!important;clear:none!important;float:none!important}}</style><div class="hidden-begin mw-collapsible mw-collapsed" style=""><div class="hidden-title skin-nightmode-reset-color" style="background-color: transparent;">List of languages</div><div class="hidden-content mw-collapsible-content" style="">Czech, Dutch, English, Finnish, French, German, Hungarian, Italian, Japanese, Norwegian, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, and Vietnamese</div></div></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/Productivity_software" title="Productivity software">Productivity software</a>, <a href="/wiki/Collaborative_software" title="Collaborative software">team collaboration</a>, <a href="/wiki/Project_management" title="Project management">project management</a>, <a href="/wiki/Task_management" title="Task management">task management</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/Proprietary_software" title="Proprietary software">Proprietary software</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="http://trello.com">trello<wbr />.com</a></span></td></tr></tbody></table> <p><b>Trello</b> is a <a href="/wiki/Web_application" title="Web application">web-based</a>, <a href="/wiki/Kanban_board" title="Kanban board">kanban</a>-style, list-making application developed by <a href="/wiki/Atlassian" title="Atlassian">Atlassian</a>. Created in 2011 by <a href="/wiki/Glitch_(New_York_company)" class="mw-redirect" title="Glitch (New York company)">Fog Creek Software</a>,<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> it was spun out to form the basis of a separate company in <a href="/wiki/New_York_City" title="New York City">New York City</a> in 2014<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><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><sup id="cite_ref-ForbesNYCStartups2_8-0" class="reference"><a href="#cite_note-ForbesNYCStartups2-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> and sold to <a href="/wiki/Atlassian" title="Atlassian">Atlassian</a> in January 2017.<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> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Trello&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The name <i>Trello</i> is derived from the word <i>trellis</i>, which had been a code name for the project at its early stages.<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> Trello was released at a <a href="/wiki/TechCrunch" title="TechCrunch">TechCrunch</a> event by Fog Creek founder <a href="/wiki/Joel_Spolsky" title="Joel Spolsky">Joel Spolsky</a>.<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> In September 2011 <i><a href="/wiki/Wired_(magazine)" title="Wired (magazine)">Wired</a></i> magazine named the application one of "The 7 Coolest Startups You Haven't Heard of Yet".<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/Lifehacker" title="Lifehacker">Lifehacker</a> said "it makes project collaboration simple and kind of enjoyable".<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p><p>In 2014, it raised US$10.3 million in funding from <a href="/wiki/Index_Ventures" title="Index Ventures">Index Ventures</a> and <a href="/wiki/Spark_Capital" title="Spark Capital">Spark Capital</a>.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> Prior to its acquisition, Trello had sold 22% of its shares to investors, with the remaining shares held by founders Michael Pryor and Joel Spolsky.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> In May 2016, Trello claimed it had more than 1.1 million daily active users and 14 million total signups.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> </p><p>In May 2015, Trello expanded internationally with localized interfaces for Brazil, Germany, and Spain. <sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p><p>In 2016 Trello launched the Power-Up platform,<sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> allowing 3rd party developers to build and distribute extensions known as Power-Ups<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> to Trello. Initial integrations included <a href="/wiki/Zendesk" title="Zendesk">Zendesk</a>, <a href="/wiki/SurveyMonkey" title="SurveyMonkey">SurveyMonkey</a> and <a href="/wiki/Giphy" title="Giphy">Giphy</a>. By January 2022 there were a total of 247 power-ups listed in the Power-Up directory.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> </p><p>On 9 January 2017, <a href="/wiki/Atlassian" title="Atlassian">Atlassian</a> announced its intent to acquire Trello for $425 million. The transaction was made with $360 million in cash and $65 million in shares and options. </p><p>In December 2018, Trello announced its acquisition of Butler, a company that developed a leading power-up for automating tasks within a Trello board.<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> </p><p>Trello announced 35 million users in March 2019<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> and 50 million users in October 2019.<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> </p><p>In 2020 Craig Jones, then cybersecurity operations director at <a href="/wiki/Sophos" title="Sophos">Sophos</a>, found that the company exposed the <a href="/wiki/Personally_identifiable_information" class="mw-redirect" title="Personally identifiable information">personally identifiable information</a> (PII) data of its users, exposed through public Trello boards; the researcher first tweeted about this issue in the year 2018.<sup id="cite_ref-CISO_MAG_2020_r072_25-0" class="reference"><a href="#cite_note-CISO_MAG_2020_r072-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Taylor_2020_t767_26-0" class="reference"><a href="#cite_note-Taylor_2020_t767-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Iyer_2020_n731_27-0" class="reference"><a href="#cite_note-Iyer_2020_n731-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup> </p><p>On 16 January 2024 Trello suffered a <a href="/wiki/Data_breach" title="Data breach">data breach</a> containing over 15 million unique email addresses, names and usernames, when the data was posted on a popular hacking forum. The data was obtained by enumerating a publicly accessible resource using email addresses from previous breach corpuses; it was then added on 22 January 2024 to the famous website collecting data breaches "<a href="/wiki/Have_I_Been_Pwned%3F" title="Have I Been Pwned?">Have I Been Pwned?</a>".<sup id="cite_ref-Have_I_Been_Pwned_Trello_s714_28-0" class="reference"><a href="#cite_note-Have_I_Been_Pwned_Trello_s714-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Jain_2024_p061_29-0" class="reference"><a href="#cite_note-Jain_2024_p061-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Uses">Uses</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Trello&action=edit&section=2" title="Edit section: Uses"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Users can create task boards with different columns and move the tasks between them.<sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> Typically columns include task statuses such as To Do, In Progress, Done. The tool can be used for personal and business purposes including real estate management, software project management, school bulletin boards, lesson planning, accounting, web design, gaming, and law office case management.<sup id="cite_ref-31" class="reference"><a href="#cite_note-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Architecture">Architecture</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Trello&action=edit&section=3" title="Edit section: Architecture"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>According to a Fog Creek blog post in January 2012, the client was a thin web layer which downloads the main app, written in <a href="/wiki/CoffeeScript" title="CoffeeScript">CoffeeScript</a> and compiled to <a href="/wiki/Minified" class="mw-redirect" title="Minified">minified</a> <a href="/wiki/JavaScript" title="JavaScript">JavaScript</a>, using <a href="/wiki/Backbone.js" title="Backbone.js">Backbone.js</a>,<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup> <a href="/wiki/HTML5" title="HTML5">HTML5</a> <code>.pushState()</code>, and the <a href="/wiki/Mustache_(template_system)" title="Mustache (template system)">Mustache</a> <a href="/wiki/Templating_language" class="mw-redirect" title="Templating language">templating language</a>.<sup id="cite_ref-Trello,_Stack_33-0" class="reference"><a href="#cite_note-Trello,_Stack-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> The server was built on top of <a href="/wiki/MongoDB" title="MongoDB">MongoDB</a>, <a href="/wiki/Node.js" title="Node.js">Node.js</a> and a modified version of <a href="/wiki/Socket.io" class="mw-redirect" title="Socket.io">Socket.io</a>.<sup id="cite_ref-Trello,_Stack_33-1" class="reference"><a href="#cite_note-Trello,_Stack-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Reception">Reception</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Trello&action=edit&section=4" title="Edit section: Reception"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>On January 26, 2017, <i>PC Magazine</i> gave Trello a 3.5 / 5 rating, calling it "flexible" and saying that "you can get rather creative", while noting that "it may require some experimentation to figure out how to best use it for your team and the workload you manage."<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> </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=Trello&action=edit&section=5" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Comparison_of_scrum_software" title="Comparison of scrum software">Comparison of scrum software</a></li> <li><a href="/wiki/Comparison_of_project_management_software" title="Comparison of project management software">Comparison of project management software</a></li> <li><a href="/wiki/List_of_collaborative_software" title="List of collaborative software">List of collaborative software</a></li> <li><a href="/wiki/Tech_companies_in_the_New_York_metropolitan_area" class="mw-redirect" title="Tech companies in the New York metropolitan area">Tech companies in the New York metropolitan area</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=Trello&action=edit&section=6" 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 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.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://fortune.com/2019/09/25/dropbox-cloud-storage-spaces-workplace-app/">"Dropbox Wants to Soar Beyond Cloud Storage and Help Put People on Mars. 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