head to head · open source
odysseus vs zeptoclaw
odysseus has 94,935 GitHub stars, 1,862 forks, 1,233 open issues and last shipped yesterday. zeptoclaw has 652 stars, 98 forks, 54 open issues and last shipped 4 days ago. odysseus leads on adoption by 14,461% (94,935 vs 652 stars). odysseus is written in Python under AGPL-3.0; zeptoclaw is written in Rust under Apache-2.0. odysseus has attracted 2% as many forks as stars, zeptoclaw 15%. odysseus 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
| odysseus | zeptoclaw | |
|---|---|---|
| GitHub stars | ★ 95K | ★ 652 |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Python | Rust |
| Last push | 2026-11-02 | 2026-10-30 |
| Forks | ⑂ 1.9K | ⑂ 98 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick odysseus if
- You weight community size — 95K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick zeptoclaw if
- You want the zeptoclaw 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 zeptoclaw fits your workflow better
About odysseus
A self hosted AI workspace for chat, agents, research, documents, email, notes, calendar, and local model workflows. Quick Start · Setup Guide · Contributing · Roadmap Quick Start dev is the default branch and gets the newest changes first. Use main if you want the more curated branch. Open when the containers are healthy. The first admin password is printed in docker compose logs odysseus . Native installs, GPU notes, Windows/macOS instructions, HTTPS, and configuration live in the setup guide. Features Chat + Agents — local/API models, tools, MCP, files, shell, skills, and memory. Cookbook — hardware aware…
read the full odysseus overview →
About zeptoclaw
ZeptoClaw Fast, small, secure, and local first personal AI assistant infrastructure. ZeptoClaw is one Rust binary for running personal AI agents locally, at the edge, or on a VPS — with tools, memory, channels, providers, and sandboxed autonomy built in. We studied the best AI assistants — and their tradeoffs: OpenClaw's integrations without the large TypeScript app footprint, NanoClaw's container isolated simplicity without narrowing to a tiny assistant core, NemoClaw's OpenShell guardrails without the Docker/k3s footprint, and PicoClaw's edge efficiency with Rust's safety and runtime controls. Why ZeptoClaw We…
read the full zeptoclaw overview →
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Frequently asked questions
Is odysseus or zeptoclaw more popular?
odysseus has 94,935 GitHub stars and zeptoclaw has 652. odysseus has the larger community by that measure.
Are odysseus and zeptoclaw free?
Both are open source. odysseus is licensed under AGPL-3.0 and zeptoclaw under Apache-2.0. Neither carries a licence fee.
What is the difference between odysseus and zeptoclaw?
odysseus is written in Python and zeptoclaw 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, odysseus or zeptoclaw?
Choose odysseus if you want the larger community (94,935 stars) or its AGPL-3.0 licence terms. Choose zeptoclaw if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.