What are the best Function Calling repositories on GitHub?

The top-ranked Function Calling open source repositories include ComposioHQ/composio, samchon/typia, tracked and evaluated by community adoption, stars, and code commits.

How do I find trending Function Calling open source tools?

Browse this curated Function Calling directory to monitor real-time GitHub star velocity, latest code releases, and rising developer tools updated daily.

Are Function Calling GitHub repositories free and open source?

Most Function Calling projects listed here are distributed under open source licenses (such as MIT, Apache 2.0, or GPL). Always check individual project repositories for exact license terms.

Home / Topics / Function Calling

Topic Catalog

Function Calling GitHub Repositories (2026) · Open Source Tools

Discover the best Function Calling open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.

SPONSORED BY

Kishan Kanani

Design & product building

Interviewly

Job search tools for developers

+ Advertise here

Your product in front of developers

+ Promote project

Get a video reel for your repo

2 matching projects · updated Oct 5, 2026 How we rank ↗

#1 TRENDING ComposioHQ/composio TypeScript 2024

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.

◇ agentic-ai ◇ agents ◇ ai ◇ ai-agents

4.8K ↑ +17 today

30.4K

#2 TRENDING samchon/typia TypeScript 2022

Super-fast/easy runtime validators and serializers via transformation

◇ agentic-ai ◇ ajv ◇ checker ◇ fast

227 ↑ +1 today

5.9K

From our network

Function Calling GitHub Repositories (2026) · Open Source Tools

Built something? Put it in front of millions of developers.