Open sourceRust · ≈6.2k stars · MIT
Destructive Command Guard
A fast Rust safety hook that blocks destructive shell, git and filesystem commands before agents run them.
Rust hook with 50+ security packs, heredoc/inline-script scanning, CI scan mode and explain mode; works with Claude Code, Codex, Gemini, Copilot, Cursor and more. MIT-licensed, with an extra rider covering OpenAI and Anthropic.
Neighbours on the workbench
JavaScript · ≈292k stars · MIT
affaan-m/ECC
Agent harness performance optimization system: skills, instincts, memory and security for coding agents.
Maintained by Affaan Mustafa
JavaScript · ≈52k stars · MIT
cloudflare/security-audit-skill
Cloudflare's skill for multi-phase security audits with independently verified findings.
Maintained by cloudflare
TypeScript · ≈27k stars · MIT
promptfoo/promptfoo
Test your prompts, agents and RAG — plus red-teaming.
Maintained by promptfoo
Connections
Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.
Maintained by · 1
- DicklesworthstoneOrganisation
Similar entries · 3
- CC Safety NetProject
- NeMo GuardrailsProject
- TDD GuardProject
Sources
Verified Oct 29, 2026