langchain vs openfang

A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.

langchainopenfang
TaglineThe agent engineering platform.The Agent Operating System
Stars141k18k
Forks23k2.3k
Open issues405107
LanguagePythonRust
LicenseMITApache-2.0
Last pushedJul 7, 2026Jul 2, 2026
CategoriesAI AgentsAI Agents

langchain

LangChain is an open-source framework for building agents and LLM-powered applications. It aids in chaining interoperable components and third-party integrations to simplify AI application development.

Python

openfang

Open-source autonomous agent operating system built with Rust. Intended for developing and deploying AI agents to perform tasks autonomously, outside traditional chatbot frameworks or LLM wrappers.

Rust