head to head · open source
utopia vs stashbase
utopia has 8,673 GitHub stars, 1,185 forks, 27 open issues and last shipped yesterday. stashbase has 1,262 stars, 37 forks, 6 open issues and last shipped yesterday. utopia leads on adoption by 587% (8,673 vs 1,262 stars). utopia is written in Rust under Apache-2.0; stashbase is written in TypeScript under Apache-2.0. utopia has attracted 14% as many forks as stars, stashbase 3%. stashbase was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (rag), 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
| utopia | stashbase | |
|---|---|---|
| GitHub stars | ★ 8.7K | ★ 1.3K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Rust | TypeScript |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 1.2K | ⑂ 37 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick utopia if
- You weight community size — 8.7K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick stashbase if
- You want the stashbase feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and stashbase fits your workflow better
About utopia
Utopia Philosophy · Quick start · Features · Roadmap The enterprise world model built by DeepLethe. It is the first open substrate for knowledge engineering that learns passively and governs itself. Where a knowledge graph or a vector store works to hold present knowledge, Utopia puts time awareness and ontology in the base layer: the knowledge system evolves as material arrives, and conflict detection, reasoning and decision making all run against that ontology. It deploys offline, so a company can stand up a knowledge foundation, a decision core its agents can trust, and a compliance audit trail on hardware it…
read the full utopia overview →
About stashbase
StashBase Like an IDE, but for writing. StashBase is an open source, local first writing workspace where you can write with Claude Code and Codex, drawing on your own sources and past work. 🔎 From files to context. Give your agent fast, accurate search across your sources with text extraction and semantic search. 📝 Doc diff ≠ Code diff. Read edits in the flow of your document, without jumping between old and new lines. ✍️ Make it sound like you. Use your past writing and edits to guide new drafts and preserve your voice. Product Preview Design prototype. Inline document revisions are coming soon. Get Started…
read the full stashbase overview →
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Frequently asked questions
Is utopia or stashbase more popular?
utopia has 8,673 GitHub stars and stashbase has 1,262. utopia has the larger community by that measure.
Are utopia and stashbase free?
Both are open source. utopia is licensed under Apache-2.0 and stashbase under Apache-2.0. Neither carries a licence fee.
What is the difference between utopia and stashbase?
utopia is written in Rust and stashbase in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, utopia or stashbase?
Choose utopia if you want the larger community (8,673 stars) or its Apache-2.0 licence terms. Choose stashbase if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.