Project comparison
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
HarnessRouter Community Edition: the self-hosted, Apache-2.0 edition of the unified interface for agent harnesses. Run Codex, Claude Code, Hermes, and more through one API, with sessions, streaming, files, cancellation, and failure handling. Implements the Unified Harness Protocol (UHP), an open standard. Your keys, your infrastructure.
Best matched with other agent tools.
hermes-agent has the larger GitHub footprint with 242.8K stars.
hermes-agent is currently growing faster at +74.1K stars this week.
hermes-agent has the stronger automated maintenance signal at 95/100. This is not a security or fit verdict.
Use these signals to narrow your choice, then confirm setup, license, and fit upstream.
| Signal | Harnessrouter | hermes-agent |
|---|---|---|
| Evidence status | Basic listing· 11h ago | Recently verified· 11h ago |
| GitHub stars | 555 | 242.8K |
| Weekly growth | 0 | +74.1K |
| Health score | Healthy67/100 |
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| Contributors | 8 | 2.2K |
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| Commits per week | 15.5 | 876.8 |
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| Open issues | 2 | 24.6K |
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| Language | Python | Python |
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| License | Apache-2.0 | MIT |
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| Last commit | 14d ago | 11h ago |
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| Last release | v0.9.1 | v2026.7.20 |
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