<!DOCTYPE html> <html class=""> <head> <meta charset="utf-8"> <title>Telegram Database Library</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta property="description" content="TDLib (Telegram Database Library) is a cross-platform, fully functional Telegram client. We designed it to help third-party…"> <meta property="og:title" content="Telegram Database Library"> <meta property="og:image" content="https://core.telegram.org/file/811140459/1bdb/rl5NwUNbBzM.26909.gif/0ecbc461e020d4bc3a"> <meta property="og:description" content="TDLib (Telegram Database Library) is a cross-platform, fully functional Telegram client. We designed it to help third-party…"> <link rel="icon" type="image/svg+xml" href="/img/website_icon.svg?4"> <link rel="apple-touch-icon" sizes="180x180" href="/img/apple-touch-icon.png"> <link rel="icon" type="image/png" sizes="32x32" href="/img/favicon-32x32.png"> <link rel="icon" type="image/png" sizes="16x16" href="/img/favicon-16x16.png"> <link rel="alternate icon" href="/img/favicon.ico" type="image/x-icon" /> <link href="/css/bootstrap.min.css?3" rel="stylesheet"> <link href="/css/telegram.css?236" rel="stylesheet" media="screen"> <style> </style> </head> <body class="preload"> <div class="dev_page_wrap"> <div class="dev_page_head navbar navbar-static-top navbar-tg"> <div class="navbar-inner"> <div class="container clearfix"> <ul class="nav navbar-nav navbar-right hidden-xs"><li class="navbar-twitter"><a href="https://twitter.com/telegram" target="_blank" data-track="Follow/Twitter" onclick="trackDlClick(this, event)"><i class="icon icon-twitter"></i><span> Twitter</span></a></li></ul> <ul class="nav navbar-nav"> <li><a href="//telegram.org/">Home</a></li> <li class="hidden-xs"><a href="//telegram.org/faq">FAQ</a></li> <li class="hidden-xs"><a href="//telegram.org/apps">Apps</a></li> <li class=""><a href="/api">API</a></li> <li class=""><a href="/mtproto">Protocol</a></li> <li class=""><a href="/schema">Schema</a></li> </ul> </div> </div> </div> <div class="container clearfix"> <div class="dev_page"> <div id="dev_page_content_wrap" class=" "> <div class="dev_page_bread_crumbs"></div> <h1 id="dev_page_title">Telegram Database Library</h1> <div id="dev_page_content"><div> <a href="/file/811140459/1bdb/rl5NwUNbBzM.26909.gif/0ecbc461e020d4bc3a" target="_blank"><img src="/file/811140459/1bdb/rl5NwUNbBzM.26909.gif/0ecbc461e020d4bc3a" title="TDLib" style="max-width: 200px;float:right; padding-bottom:15px" /></a> </div> <p><strong>TDLib</strong> (Telegram Database Library) is a cross-platform, fully functional Telegram client. We designed it to help third-party developers create their own <strong>custom apps</strong> using the Telegram platform.</p> <blockquote> <p><a href="https://telegram.org/blog/tdlib">Read about TDLib on the Telegram blog »</a></p> </blockquote> <h4><a class="anchor" name="tdlib-advantages" href="#tdlib-advantages"><i class="anchor-icon"></i></a>TDLib Advantages</h4> <ul> <li><strong>Cross-platform</strong>. TDLib can be used on Android, iOS, Windows, macOS, Linux, WebAssembly, FreeBSD, Windows Phone, watchOS, tvOS, Tizen, Cygwin. It should also work on other *nix systems with or without minimal effort.</li> <li><strong>Multilanguage</strong>. TDLib can be easily used with <strong>any programming language</strong> that is able to execute C functions. Additionally it already has native bindings to Java (using JNI) and C# (using C++/CLI).</li> <li><strong>Easy to use</strong>. TDLib takes care of all <strong>network implementation details</strong>, <strong>encryption</strong> and <strong>local data storage</strong>.</li> <li><strong>High-performance</strong>. In the Telegram Bot API, each TDLib instance handles more than <strong>24,000</strong> active bots simultaneously.</li> <li><strong>Well-documented</strong>. All TDLib API methods and public interfaces are <a href="/tdlib/docs/"><strong>fully documented</strong></a>.</li> <li><strong>Consistent</strong>. TDLib guarantees that all updates will be delivered in the <strong>right order</strong>.</li> <li><strong>Reliable</strong>. TDLib remains <strong>stable</strong> on slow and unreliable Internet connections.</li> <li><strong>Secure</strong>: All local data is <strong>encrypted</strong> using a user-provided encryption key.</li> <li><strong>Fully-asynchronous</strong>. Requests to TDLib don't block each other or anything else, responses will be sent when they are available.</li> </ul> <blockquote> <p><a href="https://core.telegram.org/tdlib/getting-started">Getting started with TDLib »</a></p> </blockquote> <h4><a class="anchor" name="resources" href="#resources"><i class="anchor-icon"></i></a>Resources</h4> <p>TDLib is fully <strong>open source</strong>, all code is available on <a href="https://github.com/tdlib/td">GitHub</a>.</p> <p><strong>See also:</strong></p> <ul> <li><a href="/tdlib/docs/">Library documentation</a></li> <li><a href="/tdlib/options">List of available options</a></li> <li><a href="/tdlib/notification-api/">Notification API documentation</a></li> <li><a href="/tdlib/tdlib.zip">Prebuilt library for Android</a></li> </ul> </div> </div> </div> </div> <div class="footer_wrap"> <div class="footer_columns_wrap footer_desktop"> <div class="footer_column footer_column_telegram"> <h5>Telegram</h5> <div class="footer_telegram_description"></div> Telegram is a cloud-based mobile and desktop messaging app with a focus on security and speed. </div> <div class="footer_column"> <h5><a href="//telegram.org/faq">About</a></h5> <ul> <li><a href="//telegram.org/faq">FAQ</a></li> <li><a href="//telegram.org/privacy">Privacy</a></li> <li><a href="//telegram.org/press">Press</a></li> </ul> </div> <div class="footer_column"> <h5><a href="//telegram.org/apps#mobile-apps">Mobile Apps</a></h5> <ul> <li><a href="//telegram.org/dl/ios">iPhone/iPad</a></li> <li><a href="//telegram.org/android">Android</a></li> <li><a href="//telegram.org/dl/web">Mobile Web</a></li> </ul> </div> <div class="footer_column"> <h5><a href="//telegram.org/apps#desktop-apps">Desktop Apps</a></h5> <ul> <li><a href="//desktop.telegram.org/">PC/Mac/Linux</a></li> <li><a href="//macos.telegram.org/">macOS</a></li> <li><a href="//telegram.org/dl/web">Web-browser</a></li> </ul> </div> <div class="footer_column footer_column_platform"> <h5><a href="/">Platform</a></h5> <ul> <li><a href="/api">API</a></li> <li><a href="//translations.telegram.org/">Translations</a></li> <li><a href="//instantview.telegram.org/">Instant View</a></li> </ul> </div> </div> <div class="footer_columns_wrap footer_mobile"> <div class="footer_column"> <h5><a href="//telegram.org/faq">About</a></h5> </div> <div class="footer_column"> <h5><a href="//telegram.org/blog">Blog</a></h5> </div> <div class="footer_column"> <h5><a href="//telegram.org/apps">Apps</a></h5> </div> <div class="footer_column"> <h5><a href="/">Platform</a></h5> </div> <div class="footer_column"> <h5><a href="//telegram.org/press">Press</a></h5> </div> </div> </div> </div> <script src="/js/main.js?47"></script> <script>backToTopInit("Go up"); removePreloadInit(); </script> </body> </html>