head to head · open source
langchain vs html-video
langchain has 146,562 GitHub stars, 24,508 forks, 492 open issues and last shipped yesterday. html-video has 4,587 stars, 564 forks, 53 open issues and last shipped 3 months ago. langchain leads on adoption by 3,095% (146,562 vs 4,587 stars). langchain is written in Python under MIT; html-video is written in HTML under Apache-2.0. langchain has attracted 17% as many forks as stars, html-video 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 | html-video | |
|---|---|---|
| GitHub stars | ★ 147K | ★ 4.6K |
| License | MIT | Apache-2.0 |
| Written in | Python | HTML |
| Last push | 2026-09-18 | 2026-06-21 |
| Forks | ⑂ 25K | ⑂ 564 |
| 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 html-video if
- You want the html-video feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches HTML
- You evaluated both and html-video 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 html-video
html video is an Apache 2.0 meta layer from the Open Design team that turns HTML, CSS and data into real MP4 files on a local laptop, built for coding agents and the developers who drive them.
read the full html-video overview →
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Frequently asked questions
Is langchain or html-video more popular?
langchain has 146,562 GitHub stars and html-video has 4,587. langchain has the larger community by that measure.
Are langchain and html-video free?
Both are open source. langchain is licensed under MIT and html-video under Apache-2.0. Neither carries a licence fee.
What is the difference between langchain and html-video?
langchain is written in Python and html-video in HTML. 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 html-video?
Choose langchain if you want the larger community (146,562 stars) or its MIT licence terms. Choose html-video if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.