head to head · open source
devdocs vs Nucleoid
devdocs has 39,596 GitHub stars, 2,656 forks, 196 open issues and last shipped yesterday. Nucleoid has 772 stars, 33 forks, 12 open issues and last shipped yesterday. devdocs leads on adoption by 5,029% (39,596 vs 772 stars). devdocs is written in Ruby under MPL-2.0; Nucleoid is written in Rust under Apache-2.0. devdocs has attracted 7% as many forks as stars, Nucleoid 4%. Nucleoid 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
| devdocs | Nucleoid | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 772 |
| License | MPL-2.0 | Apache-2.0 |
| Written in | Ruby | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.7K | ⑂ 33 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick devdocs if
- You weight community size — 40K 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 Nucleoid if
- You want the Nucleoid feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and Nucleoid fits your workflow better
About devdocs
DevDocs — API Documentation Browser DevDocs combines multiple developer documentations in a clean and organized web UI with instant search, offline support, mobile version, dark theme, keyboard shortcuts, and more. DevDocs was created by Thibaut Courouble and is operated by freeCodeCamp. We are currently searching for maintainers Please reach out to the community on Discord if you would like to join the team! Keep track of development news: Join the contributors chat room on Discord Watch the repository on GitHub Table of Contents: Quick Start · Vision · App · Scraper · Commands · Contributing · Documentation ·…
read the full devdocs overview →
About Nucleoid
Nucleoid Logic Language for World Models 🌱🐋🌍 💭 Hallucinations are a major challenge in LLM reasoning because natural language is unstructured. By nature, LLMs are pattern engines that reason more effectively over structured entities and relationships, enabling more reliable, near deterministic results. ⚡ Nucleoid is designed with a minimally tokenized syntax for logic representation and a declarative execution model, eliminating the need for LLMs to manually manage control flow, state propagation, and other imperative constructs. In addition, Nucleoid is a next generation logic programming language built on…
read the full Nucleoid overview →
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Frequently asked questions
Is devdocs or Nucleoid more popular?
devdocs has 39,596 GitHub stars and Nucleoid has 772. devdocs has the larger community by that measure.
Are devdocs and Nucleoid free?
Both are open source. devdocs is licensed under MPL-2.0 and Nucleoid under Apache-2.0. Neither carries a licence fee.
What is the difference between devdocs and Nucleoid?
devdocs is written in Ruby and Nucleoid in Rust. 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 Nucleoid?
Choose devdocs if you want the larger community (39,596 stars) or its MPL-2.0 licence terms. Choose Nucleoid if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.