head to head · open source
langchain vs OpenCLI
langchain has 148,892 GitHub stars, 25,031 forks, 492 open issues and last shipped yesterday. OpenCLI has 30,835 stars, 3,026 forks, 263 open issues and last shipped 8 days ago. langchain leads on adoption by 383% (148,892 vs 30,835 stars). langchain is written in Python under MIT; OpenCLI is written in JavaScript under Apache-2.0. langchain has attracted 17% as many forks as stars, OpenCLI 10%. langchain was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), so they are genuine substitutes rather than adjacent tools.
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 | OpenCLI | |
|---|---|---|
| GitHub stars | ★ 149K | ★ 31K |
| License | MIT | Apache-2.0 |
| Written in | Python | JavaScript |
| Last push | 2026-11-02 | 2026-10-26 |
| Forks | ⑂ 25K | ⑂ 3.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick langchain if
- You weight community size — 149K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick OpenCLI if
- You want the OpenCLI feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and OpenCLI fits your workflow better
About langchain
The agent engineering platform. LangChain is a framework for building agents and LLM powered applications. It helps you chain together interoperable components and third party integrations to simplify AI application development — all while future proofing decisions as the underlying technology evolves. [!TIP] Just getting started? Check out Deep Agents — a higher level package built on LangChain for agents that have built in capabilities for common usage patterns such as planning, subagents, file system usage, and more. Quickstart If you're looking for more advanced customization or agent orchestration, check…
read the full langchain overview →
About OpenCLI
OpenCLI Convert any website into a CLI & run Browser Use on your logged in Chrome. Turn websites, browser sessions, Electron apps, and local tools into deterministic interfaces for humans and AI agents. Or run Browser Use against any page — navigate, fill forms, click, extract, automate. OpenCLI gives you one surface for three different kinds of automation: Use built in adapters for sites like Bilibili, Zhihu, Xiaohongshu, Reddit, HackerNews, Twitter/X, and many more. Let AI Agents operate any website — install the opencli browser skill in your AI agent (Claude Code, Cursor, etc.), and it can navigate, click…
read the full OpenCLI overview →
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Frequently asked questions
Is langchain or OpenCLI more popular?
langchain has 148,892 GitHub stars and OpenCLI has 30,835. langchain has the larger community by that measure.
Are langchain and OpenCLI free?
Both are open source. langchain is licensed under MIT and OpenCLI under Apache-2.0. Neither carries a licence fee.
What is the difference between langchain and OpenCLI?
langchain is written in Python and OpenCLI in JavaScript. 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 OpenCLI?
Choose langchain if you want the larger community (148,892 stars) or its MIT licence terms. Choose OpenCLI if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.