GitHub stars · StarDay

1sansan0 / TrendRadar⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts.🎯 Say goodbye to information overload with your AI public opinion monitoring assistant and hotspot filtering tool! Aggregates multi-platform hotspots + RSS subscriptions to support precise keyword filtering. AI intelligent news screening + AI translation + AI analysis briefings are pushed directly to mobile phones. It also supports access to the MCP architecture, empowering AI natural language dialogue analysis, emotional insights and trend predictions, etc. Support Docker, data is self-sustained locally/in the cloud. Integrate intelligent push via channels such as WeChat/Feishu/DingTalk/Telegram/Mail/ntfy/bark/slack.PythonGPL-3.0 · Share derivative source63,477

2docker-mailserver / docker-mailserverAuthor description: Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.ShellMIT · Permissive19,728

3Foundry376 / Mailspring:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.TypeScriptGPL-3.0 · Share derivative source17,995

4postalserver / postal📮 A fully featured open source mail delivery platform for incoming & outgoing e-mailRubyMIT · Permissive16,927

5Billionmail / BillionMailBillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZrGoAGPL-3.0 · Share derivative source16,201

6stalwartlabs / stalwartAll-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).RustLicense not declared15,747

7maillab / cloud-mailAn all-in-one email service platform powered by Cloudflare | One-stop email service platform based on Cloudflare | Cloudflare Email MailJavaScriptMIT · Permissive15,471

8mail-in-a-box / mailinaboxMail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.PythonCC0-1.0 · Permissive15,456

9mailcow / mailcow-dockerizedA Docker-based email and groupware suite combining mail delivery and retrieval, spam filtering, webmail, and domain and mailbox administration.PHPGPL-3.0 · Share derivative source13,753

10Mailu / MailuInsular email distribution - mail server as Docker imagesPythonLicense not declared7,607

11sj26 / mailcatcherCatches mail and serves it through a dream.RubyMIT · Permissive6,785

12koishijs / koishiCross-platform chatbot framework made with loveTypeScriptMIT · Permissive6,317

13foxcpp / maddy✉️ Composable all-in-one mail server.GoGPL-3.0 · Share derivative source6,122

14rememberber / WePushA small and beautiful tool focused on batch push. It currently supports: template message-official account, template message-mini program, WeChat customer service message, WeChat enterprise account/enterprise WeChat message, Alibaba Cloud SMS, Alibaba template SMS, Tencent Cloud SMS, Yunpian.com SMS, E-Mail, HTTP request, DingTalk, Huawei Cloud SMS, Baidu Cloud SMS, Youpai Cloud SMS, Qiniu Cloud SMSJavaMIT · Permissive4,690

15oblac / joddJodd! Lightweight. Java. Zero dependencies. Use what you like.JavaBSD-2-Clause · Permissive4,042

16neomutt / neomutt✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chatCGPL-2.0 · Share derivative source3,860

17rustmailer / bichonBichon – A lightweight, high-performance Rust email archiver with WebUIRustAGPL-3.0 · Share derivative source2,068

18forwardemail / forwardemail.netPrivacy-focused encrypted email for everyone. All-in-one alternative to Gmail + Mailchimp + Sendgrid.JavaScriptLicense not declared1,701

19bulwarkmail / webmailSelf-hosted JMAP webmail for Stalwart Mail Server. Mail, calendar, contacts, and files in one client.TypeScriptLicense not declared1,436

20dovecot / coreDovecot mail serverCLicense not declared1,279