Project comparison
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
Agent OS: the agent gets smarter on its own. We just hold the line: Interview-gated, staged evaluation, budgeted evolution loop. MCP server, 14 runtimes: Claude Code, Codex CLI, Gemini CLI, OpenCode, Copilot, Kiro and more.
Best matched with other agent tools.
CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies
Best matched with other agent tools.
Rtk has the larger GitHub footprint with 72.6K stars.
Rtk is currently growing faster at +26.5K stars this week.
Ouroboros has the stronger automated maintenance signal at 97/100. This is not a security or fit verdict.
Use these signals to narrow your choice, then confirm setup, license, and fit upstream.
| Signal | Ouroboros | Rtk |
|---|---|---|
| Evidence status | Basic listing· 15h ago | Basic listing· 15h ago |
| GitHub stars | 5.8K | 72.6K |
| Weekly growth | +1.8K | +26.5K |
| Health score | Strong97/100 |
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| Contributors | 83 | 125 |
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| Commits per week | 52.9 | 39.8 |
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| Open issues | 75 | 1.7K |
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| Language | Python | Rust |
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| License | MIT | Apache-2.0 |
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| Last commit | 1d ago | 1mo ago |
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| Last release | v0.54.0 | v0.43.0 |
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