head to head · open source
langchain vs cangjie-skill
langchain has 146,562 GitHub stars, 24,508 forks, 492 open issues and last shipped today. cangjie-skill has 10,225 stars, 1,185 forks, 23 open issues and last shipped 5 days ago. langchain leads on adoption by 1,333% (146,562 vs 10,225 stars). langchain is written in Python under MIT; cangjie-skill is written in Python under MIT. langchain has attracted 17% as many forks as stars, cangjie-skill 12%. langchain was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| langchain | cangjie-skill | |
|---|---|---|
| GitHub stars | ★ 147K | ★ 10K |
| License | MIT | MIT |
| Written in | Python | Python |
| Last push | 2026-09-18 | 2026-09-13 |
| Forks | ⑂ 25K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick langchain if
- You weight community size — 147K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick cangjie-skill if
- You want the cangjie-skill feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and cangjie-skill fits your workflow better
About langchain
LangChain is an open source framework for building agents and LLM powered applications, written in Python and released under the MIT license. It lives in the AI and machine learning ecosystem, specifically among AI development platforms, and it works by chaining together interoperable components and third party integrations so that AI application development becomes simpler. The project describes itself as the agent engineering platform, and its abstractions are designed to keep applications working as the underlying technology evolves.
read the full langchain overview →
About cangjie-skill
Cangjie Skill is an MIT licensed Python tool that distills methodologies from books, long form videos, and podcasts into callable AI Skills, built for developers and knowledge workers who assemble agent workflows on OpenClaw, Claude Code, or DeepSeek Harness.
read the full cangjie-skill overview →
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Frequently asked questions
Is langchain or cangjie-skill more popular?
langchain has 146,562 GitHub stars and cangjie-skill has 10,225. langchain has the larger community by that measure.
Are langchain and cangjie-skill free?
Both are open source. langchain is licensed under MIT and cangjie-skill under MIT. Neither carries a licence fee.
What is the difference between langchain and cangjie-skill?
langchain is written in Python and cangjie-skill in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, langchain or cangjie-skill?
Choose langchain if you want the larger community (146,562 stars) or its MIT licence terms. Choose cangjie-skill if its feature set, stack or MIT licence fits better. Both are self-hostable.