<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Developer Challenges</title> <meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no" /> <meta name="format-detection" content="telephone=no" /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta name="MobileOptimized" content="176" /> <meta name="HandheldFriendly" content="True" /><meta property="og:title" content="Telegram Developer Challenges"> <meta property="og:description" content="Participate in Telegram Coding Competitions and help find issues in the apps."> <link rel="shortcut icon" href="/img/cd_favicon.ico" type="image/x-icon" /> <link rel="mask-icon" href="/img/cd_icon.svg" color="#299ed8"> <script>document.cookie="stel_dt="+encodeURIComponent((new Date).getTimezoneOffset())+";path=/;max-age=31536000;samesite=None;secure"</script> <link href="https://fonts.googleapis.com/css?family=Roboto:400,500,700" rel="stylesheet" type="text/css"> <link href="/css/bootstrap.min.css?3" rel="stylesheet"> <link href="/css/bootstrap-extra.css?2" rel="stylesheet"> <link href="/css/telegram.css?231" rel="stylesheet"> <link href="/css/contest.css?41" rel="stylesheet"> <link href="/css/contest-zoo.css?7" rel="stylesheet"> <link href="/css/jquery-ui.min.css?1" rel="stylesheet"> </head> <body class="emoji_image no-transition"> <div id="aj_progress" class="progress-bar"></div> <div id="aj_content"><div class="cd-container"> <header> <div class="container"> <div class="header-wrap"> <div id="header-panel" class="header-panel"> <div class="header-auth"> <div class="header-auth-item"><a class="header-auth-link login-link" href="/auth">Login</a></div> </div> <div class="header-breadcrumb header-breadcrumb-simple"> <ol id="breadcrumb" class="header-nav breadcrumb"><li class="cd-logo"><a href="/"><i class="cd-icon"></i><span class="cd-logo-title">Developer Challenges</span></a></li></ol> </div> </div> </div> </div> </header> <main class="container"><section class="cd-aside"> <div class="cd-markdown cd-markdown-page"> <h4>Recent News</h4> <p>Subscribe to the <a href="https://t.me/contest">Telegram Contests</a> channel for the latest updates and information about <strong>ongoing competitions</strong>.</p> <h4>About this Platform</h4> <p>Everybody is welcome to try out works submitted by the contestants and create issues (with supporting videos and screenshots) if they encounter any problems.</p> <p><br></p> <p>Contestants can respond to issues. They appear on the platform under <strong>animal aliases</strong> to ensure fairness and transparency in testing. <strong>Admins</strong> will be around to do their own checks on the apps and tally up the <strong>results</strong>.</p> <p><br></p> <p>If you're looking for information about contests that are currently open, check the <a href="https://t.me/contest">Telegram Contests</a> channel.</p> </div> </section> <section class="cd-content"> <h3 class="cd-header">Contests</h3> <a href="/android-x-r1" class="cd-contest"> <div class="cd-contest-title">Android X Contest: Round 1. $25,000<span class="cd-badge cd-badge-new">New</span></div> <div class="cd-contest-period">Jun 17 – Jul 2</div> </a><a href="/gif2021-r2" class="cd-contest"> <div class="cd-contest-title">GIF Contest, Round 2. $50,000<span class="cd-badge cd-badge-new">New</span></div> <div class="cd-contest-period">Sep 8 – Nov 9, 2021</div> </a><a href="/cpp2022" class="cd-contest"> <div class="cd-contest-title">C++ Contest 2022. $40,000</div> <div class="cd-contest-period">Mar 4 – Mar 13</div> </a><a href="/win11-design" class="cd-contest"> <div class="cd-contest-title">Windows 11 Design Contest. $40,000</div> <div class="cd-contest-period">Dec 30, 2021 – Jan 22</div> </a><a href="/android-nov2021-r2" class="cd-contest"> <div class="cd-contest-title">November 2021 Android Contest, Round 2. $50,000</div> <div class="cd-contest-period">Nov 26 – Dec 6, 2021</div> </a><a href="/android-nov2021" class="cd-contest"> <div class="cd-contest-title">November 2021 Android Contest. $50,000</div> <div class="cd-contest-period">Nov 5 – Nov 15, 2021</div> </a><a href="/android-design" class="cd-contest"> <div class="cd-contest-title">Android Design Contest. $30,000</div> <div class="cd-contest-period">Jul 8 – Aug 1, 2021</div> </a><a href="/sticker-app" class="cd-contest"> <div class="cd-contest-title">Sticker App Contest. $50,000</div> <div class="cd-contest-period">Jun 25 – Jul 4, 2021</div> </a><a href="/ios2021-r3" class="cd-contest"> <div class="cd-contest-title">iOS Contest, Round 3 (watchOS)</div> <div class="cd-contest-period">May 19 – Jun 6, 2021</div> </a><a href="/dc2021-r2" class="cd-contest"> <div class="cd-contest-title">Data Clustering Contest 2021, Round 2. $50,000</div> <div class="cd-contest-period">Apr 17 – May 2, 2021</div> </a><a href="/android2021-r2" class="cd-contest"> <div class="cd-contest-title">Android Contest 2021, Round 2. $50,000</div> <div class="cd-contest-period">Mar 19 – Apr 4, 2021</div> </a><a href="/gif2021-r1" class="cd-contest"> <div class="cd-contest-title">GIF Contest, Round 1. $50,000</div> <div class="cd-contest-period">Mar 17 – Mar 31, 2021</div> </a><a href="/stickers2021-r1" class="cd-contest"> <div class="cd-contest-title">Animated Sticker Contest 2021. $50,000</div> <div class="cd-contest-period">Mar 11 – Mar 26, 2021</div> </a><a href="/ios2021-r2" class="cd-contest"> <div class="cd-contest-title">watchOS Contest 2021. $47,000</div> <div class="cd-contest-period">Mar 5 – Mar 21, 2021</div> </a><a href="/android2021-r1" class="cd-contest"> <div class="cd-contest-title">Android Contest 2021. $60,000</div> <div class="cd-contest-period">Jan 30 – Feb 14, 2021</div> </a><a href="/ios2021-r1" class="cd-contest"> <div class="cd-contest-title">iOS Animation Contest 2021. $50,000</div> <div class="cd-contest-period">Jan 15 – Jan 31, 2021</div> </a><a href="/aptitude-tests" class="cd-contest"> <div class="cd-contest-title">Aptitude Test Contest. €250,000</div> <div class="cd-contest-period">Dec 31, 2020 – Jan 9, 2021</div> </a><a href="/javascript-web-bonus" class="cd-contest"> <div class="cd-contest-title">JavaScript Contest, Bonus Round</div> <div class="cd-contest-period">Aug 18 – Sep 1, 2020</div> </a><a href="/javascript-web-3" class="cd-contest"> <div class="cd-contest-title">JavaScript Contest, Stage 3</div> <div class="cd-contest-period">May 30 – Jun 20, 2020</div> </a><a href="/data-clustering-2" class="cd-contest"> <div class="cd-contest-title">Data Clustering Contest, Stage 2. €100,000</div> <div class="cd-contest-period">May 11 – May 25, 2020</div> </a><a href="/voip-contest-3" class="cd-contest"> <div class="cd-contest-title">VoIP Contest, Stage 3. €50,000</div> <div class="cd-contest-period">Mar 9 – Mar 30, 2020</div> </a><a href="/blockchain-2-bonus" class="cd-contest"> <div class="cd-contest-title">Blockchain Contest, Stage 2: Bonus Prize €80,000</div> <div class="cd-contest-period">Mar 6 – Mar 20, 2020</div> </a><a href="/javascript-web-2" class="cd-contest"> <div class="cd-contest-title">JavaScript Contest, Stage 2</div> <div class="cd-contest-period">Jan 31 – Feb 15, 2020</div> </a><a href="/voip-contest-2" class="cd-contest"> <div class="cd-contest-title">VoIP Contest, Stage 2. $75,000</div> <div class="cd-contest-period">Jan 14 – Jan 29, 2020</div> </a><a href="/blockchain-2" class="cd-contest"> <div class="cd-contest-title">Blockchain Contest, Stage 2. $100,000</div> <div class="cd-contest-period">Dec 7 – Dec 22, 2019</div> </a><a href="/data-clustering" class="cd-contest"> <div class="cd-contest-title">Data Clustering Contest. $100,000</div> <div class="cd-contest-period">Nov 18 – Dec 2, 2019</div> </a><a href="/javascript-web" class="cd-contest"> <div class="cd-contest-title">Javascript Contest, Stage 1. $80,000+</div> <div class="cd-contest-period">Nov 3 – Nov 17, 2019</div> </a><a href="/voip-contest" class="cd-contest"> <div class="cd-contest-title">VoIP Contest, Stage 1. $50,000+</div> <div class="cd-contest-period">Oct 15 – Oct 26, 2019</div> </a><a href="/animated-stickers" class="cd-contest"> <div class="cd-contest-title">Animated Stickers Contest. $25,000+</div> <div class="cd-contest-period">Oct 5 – Oct 20, 2019</div> </a><a href="/themes" class="cd-contest"> <div class="cd-contest-title">Theme Design Contest. $25,000+</div> <div class="cd-contest-period">Oct 5 – Oct 20, 2019</div> </a><a href="/blockchain" class="cd-contest"> <div class="cd-contest-title">Blockchain Contest. $200,000–400,000</div> <div class="cd-contest-period">Sep 24 – Oct 15, 2019</div> </a><a href="/telegrambugs" class="cd-contest"> <div class="cd-contest-title">Bugs on Telegram</div> <div class="cd-contest-period">Jun 14 – Jun 23, 2019</div> </a><a href="/chart-js" class="cd-contest"> <div class="cd-contest-title">JavaScript Chart Competition. $50,000</div> <div class="cd-contest-period">Apr 7 – Apr 15, 2019</div> </a><a href="/chart-ios" class="cd-contest"> <div class="cd-contest-title">iOS Chart Competition. $50,000</div> <div class="cd-contest-period">Apr 7 – Apr 15, 2019</div> </a><a href="/chart-android" class="cd-contest"> <div class="cd-contest-title">Android Chart Competition. $50,000</div> <div class="cd-contest-period">Apr 7 – Apr 15, 2019</div> </a> </section></main> </div><div class="popup-container login-popup-container hide" id="login-popup-container"> <div class="popup"> <div class="popup-body"> <section> <h2>Log In</h2> 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