head to head · open source
deepwiki-open vs zeal
deepwiki-open has 17,996 GitHub stars, 2,004 forks, 269 open issues and last shipped 15 days ago. zeal has 12,796 stars, 844 forks, 107 open issues and last shipped 9 days ago. deepwiki-open leads on adoption by 41% (17,996 vs 12,796 stars). deepwiki-open is written in Python under MIT; zeal is written in C++ under GPL-3.0. deepwiki-open has attracted 11% as many forks as stars, zeal 7%. zeal 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
| deepwiki-open | zeal | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 13K |
| License | MIT | GPL-3.0 |
| Written in | Python | C++ |
| Last push | 2026-09-03 | 2026-09-09 |
| Forks | ⑂ 2.0K | ⑂ 844 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick deepwiki-open if
- You weight community size — 18K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick zeal if
- You want the zeal feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches C++
- You evaluated both and zeal fits your workflow better
About deepwiki-open
DeepWiki Open, also published as Grok Wiki, is an open source wiki generator for source code repositories. It takes a GitHub, GitLab, or Bitbucket repository name as input and produces a navigable documentation site for that codebase. The project is written in Python and released under the MIT License, and the author describes it plainly as a personal implementation attempt at DeepWiki. It lives in the AI developer tooling ecosystem alongside the model providers and coding agents its topic list names, including OpenAI, Gemini, OpenRouter, Ollama, Codex, and grok cli.
read the full deepwiki-open overview →
About zeal
Zeal is an offline documentation browser: a personal reference library of API and language documentation that is searchable in an instant and available without a connection, built in C++ on Qt and released under the GPL 3.0.
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Frequently asked questions
Is deepwiki-open or zeal more popular?
deepwiki-open has 17,996 GitHub stars and zeal has 12,796. deepwiki-open has the larger community by that measure.
Are deepwiki-open and zeal free?
Both are open source. deepwiki-open is licensed under MIT and zeal under GPL-3.0. Neither carries a licence fee.
What is the difference between deepwiki-open and zeal?
deepwiki-open is written in Python and zeal in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, deepwiki-open or zeal?
Choose deepwiki-open if you want the larger community (17,996 stars) or its MIT licence terms. Choose zeal if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.