head to head · open source
devdocs vs OpenContext
devdocs has 39,462 GitHub stars, 2,643 forks, 196 open issues and last shipped 3 days ago. OpenContext has 1,180 stars, 75 forks, 8 open issues and last shipped 3 months ago. devdocs leads on adoption by 3,244% (39,462 vs 1,180 stars). devdocs is written in Ruby under MPL-2.0; OpenContext is written in JavaScript under MIT. devdocs has attracted 7% as many forks as stars, OpenContext 6%. devdocs was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (developer-tools), 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
| devdocs | OpenContext | |
|---|---|---|
| GitHub stars | ★ 39K | ★ 1.2K |
| License | MPL-2.0 | MIT |
| Written in | Ruby | JavaScript |
| Last push | 2026-09-15 | 2026-06-16 |
| Forks | ⑂ 2.6K | ⑂ 75 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick devdocs if
- You weight community size — 39K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Ruby
- You value the larger contributor base for long-term maintenance
pick OpenContext if
- You want the OpenContext feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and OpenContext fits your workflow better
About devdocs
DevDocs is an API documentation browser that combines multiple developer documentations into a single, clean and organized web UI with instant search, offline support, a mobile version, a dark theme and keyboard shortcuts, and it is aimed at developers who need to read and search API and reference documentation quickly.
read the full devdocs overview →
About OpenContext
Give your AI assistant a persistent memory. Stop repeating yourself. Start building smarter. Bring your own coding agent. OpenContext reuses your existing CLI (Codex/Claude/OpenCode) and adds a GUI + built in Skills/tools — no extra agent subscription. 🌐 Website · 📖 Usage Guide · ⬇️ Download Desktop 中文文档 The Problem When you use an AI assistant to build things, context gets lost (across days, repos, chats). You end up re explaining background, repeating decisions, and sometimes the assistant continues with the wrong assumptions. Most tools stop at storage and don't plug into the coding agent you already use. Th…
read the full OpenContext overview →
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Frequently asked questions
Is devdocs or OpenContext more popular?
devdocs has 39,462 GitHub stars and OpenContext has 1,180. devdocs has the larger community by that measure.
Are devdocs and OpenContext free?
Both are open source. devdocs is licensed under MPL-2.0 and OpenContext under MIT. Neither carries a licence fee.
What is the difference between devdocs and OpenContext?
devdocs is written in Ruby and OpenContext 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, devdocs or OpenContext?
Choose devdocs if you want the larger community (39,462 stars) or its MPL-2.0 licence terms. Choose OpenContext if its feature set, stack or MIT licence fits better. Both are self-hostable.