head to head · open source
Hermes Agent vs opencode.nvim
Hermes Agent has 247,211 GitHub stars, 51,953 forks, 41,784 open issues and last shipped today. opencode.nvim has 3,841 stars, 161 forks, 6 open issues and last shipped today. Hermes Agent leads on adoption by 6,336% (247,211 vs 3,841 stars). Hermes Agent is written in Python under MIT; opencode.nvim is written in Lua under MIT. Hermes Agent has attracted 21% as many forks as stars, opencode.nvim 4%. Hermes Agent was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai, ai-agents), 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
| Hermes Agent | opencode.nvim | |
|---|---|---|
| GitHub stars | ★ 247K | ★ 3.8K |
| License | MIT | MIT |
| Written in | Python | Lua |
| Last push | 2026-09-20 | 2026-09-20 |
| Forks | ⑂ 52K | ⑂ 161 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Hermes Agent if
- You weight community size — 247K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick opencode.nvim if
- You want the opencode.nvim feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Lua
- You evaluated both and opencode.nvim 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 opencode.nvim
opencode.nvim is Neovim plugin, Lua code, MIT license. It connects Neovim to OpenCode, AI coding assistant. It lives in Neovim plugin ecosystem, under AI and machine learning, AI interaction and interfaces. It targets users wanting AI help without leaving terminal text editor. It bridges Neovim buffers, selections, cursor position, and prompt selection to OpenCode. It keeps user in known Neovim flow. It does not replace OpenCode interface. It uses OpenCode existing terminal user interface and API through standard Neovim interfaces. Topic tags include ai, ai agents, ai assistant, lua, neovim, neovim plugin, nvim, …
read the full opencode.nvim overview →
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Frequently asked questions
Is Hermes Agent or opencode.nvim more popular?
Hermes Agent has 247,211 GitHub stars and opencode.nvim has 3,841. Hermes Agent has the larger community by that measure.
Are Hermes Agent and opencode.nvim free?
Both are open source. Hermes Agent is licensed under MIT and opencode.nvim under MIT. Neither carries a licence fee.
What is the difference between Hermes Agent and opencode.nvim?
Hermes Agent is written in Python and opencode.nvim in Lua. 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 opencode.nvim?
Choose Hermes Agent if you want the larger community (247,211 stars) or its MIT licence terms. Choose opencode.nvim if its feature set, stack or MIT licence fits better. Both are self-hostable.