head to head · open source
langchain vs OpenSandbox
langchain has 148,892 GitHub stars, 25,031 forks, 492 open issues and last shipped yesterday. OpenSandbox has 16,395 stars, 1,542 forks, 132 open issues and last shipped yesterday. langchain leads on adoption by 808% (148,892 vs 16,395 stars). langchain is written in Python under MIT; OpenSandbox is written in Python under Apache-2.0. langchain has attracted 17% as many forks as stars, OpenSandbox 9%. 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), 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 | OpenSandbox | |
|---|---|---|
| GitHub stars | ★ 149K | ★ 16K |
| License | MIT | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 25K | ⑂ 1.5K |
| 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 OpenSandbox if
- You want the OpenSandbox feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and OpenSandbox 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 OpenSandbox
OpenSandbox OpenSandbox is a general purpose sandbox platform for AI applications, offering multi language SDKs, unified sandbox APIs, and Docker/Kubernetes runtimes for scenarios like Coding Agents, GUI Agents, Agent Evaluation, AI Code Execution, and RL Training. Features 🧩 SDKs, CLI, and MCP : Provides multi language SDKs, the osb CLI, and MCP server integration for sandbox creation, command execution, and file operations. See SDKs, CLI, and MCP. 📜 Sandbox Protocol : Defines sandbox lifecycle management APIs and sandbox execution APIs so you can extend custom sandbox runtimes. See API specs. 🚀 Sandbox…
read the full OpenSandbox overview →
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Frequently asked questions
Is langchain or OpenSandbox more popular?
langchain has 148,892 GitHub stars and OpenSandbox has 16,395. langchain has the larger community by that measure.
Are langchain and OpenSandbox free?
Both are open source. langchain is licensed under MIT and OpenSandbox under Apache-2.0. Neither carries a licence fee.
What is the difference between langchain and OpenSandbox?
langchain is written in Python and OpenSandbox 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 OpenSandbox?
Choose langchain if you want the larger community (148,892 stars) or its MIT licence terms. Choose OpenSandbox if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.