head to head · open source
Hermes Agent vs open-spaces
Hermes Agent has 252,010 GitHub stars, 54,363 forks, 41,784 open issues and last shipped yesterday. open-spaces has 3,394 stars, 496 forks, 0 open issues and last shipped yesterday. Hermes Agent leads on adoption by 7,325% (252,010 vs 3,394 stars). Hermes Agent is written in Python under MIT; open-spaces is written in JavaScript under MIT. Hermes Agent has attracted 22% as many forks as stars, open-spaces 15%. Hermes Agent 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
| Hermes Agent | open-spaces | |
|---|---|---|
| GitHub stars | ★ 252K | ★ 3.4K |
| License | MIT | MIT |
| Written in | Python | JavaScript |
| Last push | 2026-10-08 | 2026-10-08 |
| Forks | ⑂ 54K | ⑂ 496 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Hermes Agent if
- You weight community size — 252K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick open-spaces if
- You want the open-spaces feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and open-spaces fits your workflow better
About Hermes Agent
Hermes Agent is a desktop AI agent developed by Nous Research that maintains persistent memory and self improving capabilities across sessions and platforms. It operates as a local first, cross platform interface for LLMs, integrating with multiple model providers and deployment environments without vendor lock in. The agent implements a closed learning loop where it curates its own memory, creates and refines skills from experience, and supports cross session recall via full text search and summarization.
read the full Hermes Agent overview →
About open-spaces
OpenSpaces is a free, MIT licensed, self hostable AI workspace that brings shared Spaces, editable pages, conversations, and AI tools into one application, aimed at individuals and teams who want an open alternative to ChatGPT Spaces running on their own infrastructure.
read the full open-spaces overview →
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Frequently asked questions
Is Hermes Agent or open-spaces more popular?
Hermes Agent has 252,010 GitHub stars and open-spaces has 3,394. Hermes Agent has the larger community by that measure.
Are Hermes Agent and open-spaces free?
Both are open source. Hermes Agent is licensed under MIT and open-spaces under MIT. Neither carries a licence fee.
What is the difference between Hermes Agent and open-spaces?
Hermes Agent is written in Python and open-spaces in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Hermes Agent or open-spaces?
Choose Hermes Agent if you want the larger community (252,010 stars) or its MIT licence terms. Choose open-spaces if its feature set, stack or MIT licence fits better. Both are self-hostable.