A curated collection of the best open source projects tagged "Function Calling". Each listing includes a website screenshot along with a detailed review of its features.
AI agents that work inside your team chats and learn over time
Stars
84,501
Last commit
5 hours ago
License
Other
Add AI agents to Slack, Discord or Telegram that pick up requests, hand coding to Claude Code or Codex, report back in thread, and learn from your corrections.
Build reliable AI agents with unified tool integration
Stars
4,933
Last commit
8 days ago
License
Apache-2.0
Platform for connecting AI agents to 500+ tools with built-in multi-tenant auth management and granular permissions using either function calling or a unified MCP server