GitHub stars · StarDay

1RocketChat / Rocket.ChatThe Secure CommsOSTM for mission-critical operationsTypeScriptLicense not declared46,376

2outline / outlineAuthor description: The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.TypeScriptLicense not declared41,194

3zulip / zulipZulip server and web application. Open-source team chat that helps teams stay productive and focused.PythonApache-2.0 · Permissive26,182

4elizaOS / elizaOpen source agentic operating systemTypeScriptMIT · Permissive19,780

5dbt-labs / dbtData transformation tooling that applies software engineering practices to analytics workflows.RustApache-2.0 · Permissive14,126

6Tracer-Cloud / opensreThe open-source agent for CI/CD reliability.PythonApache-2.0 · Permissive12,739

7TwiN / gatusAutomated developer-oriented status page with alerting and incident supportGoApache-2.0 · Permissive12,511

8talkgo / nightWeekly Go Online Meetup via Bilibili | Go Night Reading | Share Go-related technical topics through bilibili online live broadcast. Every day, everyone communicates and exchanges programming technical topics in a timely manner on WeChat/telegram/Slack.GoMIT · Permissive12,279

9prometheus / alertmanagerPrometheus AlertmanagerGoApache-2.0 · Permissive8,684

1042wim / matterbridgebridge between mattermost, IRC, gitter, xmpp, slack, discord, telegram, rocketchat, twitch, ssh-chat, zulip, whatsapp, keybase, matrix, microsoft teams, nextcloud, mumble, vk and more with REST API (mattermost not required!)GoApache-2.0 · Permissive7,615

11refly-ai / reflyThe first open-source agent skills builder. Define skills by vibe workflow, run on Claude Code, Cursor, Codex & more. Build Clawdbot 🦞· APIs for Lovable · Bots for Slack & Lark/Feishu · Skills are infrastructure, not prompts.TypeScriptLicense not declared7,547

12jpbruinsslot / slack-termSlack client for your terminalGoMIT · Permissive6,612

13macro-inc / macroMacro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.RustAGPL-3.0 · Share derivative source6,179

14papercups-io / papercupsOpen-source live customer chatElixirMIT · Permissive6,122

15mjswensen / themer🎨 themer takes a set of colors and outputs themes for your apps (editors, terminals, wallpapers, and more).TypeScriptMIT · Permissive5,866

16colanode / colanodeOpen-source and local-first Slack and Notion alternative that puts you in control of your dataTypeScriptApache-2.0 · Permissive5,187

17crazy-max / diunReceive notifications when an image is updated on a Docker registryGoMIT · Permissive5,037

18slack-go / slackSlack API in GoGoBSD-2-Clause · Permissive4,972

19backup / backupEasy full stack backup operations on UNIX-like systems.RubyMIT · Permissive4,859

20meetfranz / franzFranz is a free messaging app for services like WhatsApp, Slack, Messenger and many more.JavaScriptApache-2.0 · Permissive4,731