Open sourceJavaScript · ≈927 stars · MIT
Citadel
An operating layer for Claude Code and Codex with persistent memory, intent routing, safety hooks and agent fleets.
Operating layer for Claude Code and OpenAI Codex: persistent project memory, intent routing, safety hooks, cost telemetry and parallel agent fleets.
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openclaw/openclaw
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Agent harness performance optimization system: skills, instincts, memory and security for coding agents.
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deepseek-ai/deepseek-harness
Everything is a Plugin — DeepSeek's open agent harness.
Maintained by DeepSeek
Connections
Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.
Maintained by · 1
- SethGammonOrganisation
Built on · 2
- Claude CodeProject
- CodexProject
Sources
Verified Oct 29, 2026