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<!DOCTYPE html> <head> <meta charset="utf-8"> <title>Chromium</title> <link rel="stylesheet" href="/_stylesheets/@docsearch/style.css"> <link rel="stylesheet" href="/_stylesheets/default.css"> </head>   <script async src="https://www.googletagmanager.com/gtag/js?id=G-24XP4PG02H"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-24XP4PG02H'); </script> <header> <a href="/"> <img alt="the Chromium logo" src="/_assets/icon-chromium-96.png" width="48" height="48"> <h2>The Chromium Projects</h2> </a> <div id="search"></div> </header> <div id="main-wrapper"> <nav id="sidebar-left"> <section> <a href="/chromium-projects">Home</a> <a href="/Home">Chromium</a> <a href="/chromium-os">ChromiumOS</a> </section> <section> <h4>Quick links</h4> <a href="/for-testers/bug-reporting-guidelines">Report bugs</a> <a href="/developers/discussion-groups">Discuss</a> </section> <section> <h4>Other sites</h4> <a href="https://blog.chromium.org/">Chromium Blog</a> <a href="https://developer.chrome.com/extensions">Google Chrome Extensions</a> </section> <section id="license" role="complementary"> Except as otherwise <a href="https://developers.google.com/site-policies.html#restrictions">noted</a>, the content of this page is licensed under a <a href="https://creativecommons.org/licenses/by/2.5/">Creative Commons Attribution 2.5 license</a>, and examples are licensed under the <a href="https://chromium.googlesource.com/chromium/src/+/HEAD/LICENSE">BSD License</a>. </section> <section id="privacy" role="complementary"> <a href="https://policies.google.com/privacy">Privacy</a> </section> <a id="edit-this-page" href="https://edit.chromium.org/edit?repo=chromium/website/main&file=site/Home/index.md&ext_google.git=%7B%22repo%22%3A%22chromium%2Fwebsite%22%2C%22ref%22%3A%22main%22%2C%22file%22%3A%22site/Home/index.md%22%7D">Edit this page</a> </nav> <main> <div class="breadcrumbs"> </div> <h1>Chromium</h1> <div class="two-column-container"> <div class="column"> <p>Chromium is an open-source browser project that aims to build a safer, faster, and more stable way for all Internet users to experience the web. This site contains design documents, architecture overviews, testing information, and more to help you learn to build and work with the Chromium source code.</p> <h4 id="learn-how-to" tabindex="-1"><a class="header-anchor" href="#learn-how-to">Learn how to</a></h4> <ul> <li><a href="https://chromium.googlesource.com/chromium/src.git">Browse</a> or <a href="https://cs.chromium.org/">search</a> the sources online</li> <li><a href="/developers/how-tos/get-the-code">Get the Code: Checkout, Build, & Run</a></li> <li><a href="https://chromium.googlesource.com/chromium/src/+/main/docs/contributing.md">Contributing code</a></li> <li>Debug on <a href="/developers/how-tos/debugging-on-windows">Windows</a>, <a href="https://chromium.googlesource.com/chromium/src/+/HEAD/docs/mac/debugging.md">OS X</a>, <a href="https://chromium.googlesource.com/chromium/src/+/HEAD/docs/linux/debugging.md">Linux</a> or <a href="https://chromium.googlesource.com/chromium/src/+/HEAD/docs/android_debugging_instructions.md">Android</a>.</li> <li><a href="/for-testers/bug-reporting-guidelines">Report a bug</a></li> </ul> <h4 id="other-important-links" tabindex="-1"><a class="header-anchor" href="#other-important-links">Other important links</a></h4> <ul> <li><a href="https://chromium.googlesource.com/chromium/src.git/+/HEAD/docs/">Documentation in the source tree</a></li> <li><a href="/developers/discussion-groups">Discussion Groups</a> (such as <a href="http://groups.google.com/a/chromium.org/group/chromium-discuss">chromium-discuss</a>)</li> <li><a href="http://blog.chromium.org">Chromium Blog</a></li> <li><a href="https://bugs.chromium.org/p/chromium/issues/list">Chromium Issue Tracker</a></li> <li><a href="/developers/calendar">Chromium Release Calendar</a></li> <li><a href="/Home/third-party-developers">For Third Party Developers</a></li> <li><a href="/Home/chromecompatfaq">For Webmasters: Common pitfalls making a site work in multiple browsers.</a></li> <li><a href="/devtools">For Web Developers: Google Chrome Developer Tools</a></li> </ul> </div> <div class="column"> <p><img src="/Home/flying_browser.png" alt="picture of a web browser window with wings, flying"></p> <h4 id="sections" tabindex="-1"><a class="header-anchor" href="#sections">Sections</a></h4> <ul> <li><a href="/getting-involved">Getting Involved</a>: learn how you can help the Chromium project</li> <li><a href="/developers">For Developers</a>: design docs, how-tos, and other useful information for developers</li> <li><a href="/for-testers">For Testers</a>: bug reporting guidelines, test plans, and other quality-related documentation</li> <li><a href="/user-experience">User Experience</a>: the design philosophy behind many of Chromium's features</li> <li><a href="/issue-tracking">Issue Tracking</a>: process documentation related to issue tracking and management</li> <li><a href="/contact">Contact</a>: report a bug or a security issue, or get in touch with individual members of the team</li> <li><a href="/Home/chromium-security">Security</a>: learn about Chromium security, and how to contact us or get involved</li> <li><a href="/Home/chromium-privacy">Privacy</a>: information about Chromium privacy, how to get more information, and how to contact us</li> <li><a href="/events">Events</a>: information about Chromium events</li> </ul> <h4 id="life-of-a-chromium-developer" tabindex="-1"><a class="header-anchor" href="#life-of-a-chromium-developer">Life Of A Chromium Developer</a></h4> <p>Interested but don't know where to start? Need a quick crash course on Chromium development? Take a look through the <a href="https://docs.google.com/presentation/d/1abnqM9j6zFodPHA38JG1061rG2iGj_GABxEDgZsdbJg">Life Of A Chromium Developer</a> slide deck:</p> </div> </div> </main> </div> <script> // Configure Algolia search. let s = document.createElement('script'); s.src = '/_scripts/@docsearch/index.js'; document.head.append(s); window.addEventListener('load', () => { // Add the Algolia search widget. docsearch({ container: '#search', appId: 'RZDQYCCABX', apiKey: '98b0eabafeb13fe3e1af693d5713d8b4', indexName: 'chromium' }); }); // Configure Google Universal Analytics (the predecessor to GA4, we should // delete this when we don't need it any more). s = document.createElement('script'); s.src = 'https://www.googletagmanager.com/gtag/js?id=UA-5484340-1' s.async = true; document.head.append(s) window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'UA-5484340-1'); // Configure consent bar. s = document.createElement('script'); s.src = 'https://www.gstatic.com/brandstudio/kato/cookie_choice_component/cookie_consent_bar.v3.js' s.dataset.autoloadCookieConsentBar = true; s.dataset.autoloadCookieContentBarIntlCode = ''; document.head.append(s);</script>