head to head · open source
odysseus vs ophel
odysseus has 94,085 GitHub stars, 1,706 forks, 1,233 open issues and last shipped 2 days ago. ophel has 986 stars, 60 forks, 31 open issues and last shipped 10 days ago. odysseus leads on adoption by 9,442% (94,085 vs 986 stars). odysseus is written in Python under AGPL-3.0; ophel is written in TypeScript under GPL-3.0. odysseus has attracted 2% as many forks as stars, ophel 6%. 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 | ophel | |
|---|---|---|
| GitHub stars | ★ 94K | ★ 986 |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-10-20 | 2026-10-12 |
| Forks | ⑂ 1.7K | ⑂ 60 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick odysseus if
- You weight community size — 94K 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 ophel if
- You want the ophel feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and ophel 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 ophel
Ophel Atlas 🚀 Turn AI chats into documents you can read, navigate, and reuse Language: English 简体中文 ✨ Turn Conversations into Knowledge, Not Just History ✨ No more getting lost in endless scroll. Clarify context with real time Outlines, Build your system with Chat Folders, Refine experience with the Prompt Library, Let sparkling thoughts flow freely in order. 👇 Demo: From "Infinite Scroll" to "Navigable AI Documents" Making AI chat a truly organizeable workflow for the first time No matter which of these platforms you use, Ophel lets you organize conversations into reusable workflows with a consistent, unified…
read the full ophel overview →
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Frequently asked questions
Is odysseus or ophel more popular?
odysseus has 94,085 GitHub stars and ophel has 986. odysseus has the larger community by that measure.
Are odysseus and ophel free?
Both are open source. odysseus is licensed under AGPL-3.0 and ophel under GPL-3.0. Neither carries a licence fee.
What is the difference between odysseus and ophel?
odysseus is written in Python and ophel 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, odysseus or ophel?
Choose odysseus if you want the larger community (94,085 stars) or its AGPL-3.0 licence terms. Choose ophel if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.