Reins
- 406 repo stars
- Updated May 22, 2026
- pegasi-ai/reins
Enforce deterministic policies, scan for OWASP AI security issues, and maintain immutable audit trails for AI agents.
About
Reins is a security plugin for Claude Code and MCP-compatible agents that enforces deterministic policies, performs OWASP ASI10 scanning, and maintains immutable audit trails. Uses PreToolUse/PostToolUse hooks to intercept and block destructive actions, route sensitive operations through human approval, and ensure compliance.
- Deterministic policy enforcement
- OWASP ASI10 security scanning
- Immutable audit trail logging
- PreToolUse/PostToolUse hooks for tool interception
- Human approval routing for high-impact operations
Reins by the numbers
- Data as of Aug 3, 2026 (Skillselion catalog sync)
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| repo stars | ★ 406 |
|---|---|
| Last updated | May 22, 2026 |
| Repository | pegasi-ai/reins ↗ |
What it does
Enforce deterministic policies, scan for OWASP AI security issues, and maintain immutable audit trails for AI agents.
README.md
Reins — Claude Code Plugin
Runtime security for AI agents. Blocks destructive actions before execution, routes high-impact operations through human approval, and maintains an immutable audit trail.
Prerequisites
npm install -g @pegasi/reins
reins init
The plugin hooks call the globally installed @pegasi/reins package. reins init configures your security level, connects to Watchtower, and runs an initial scan.
What this plugin installs
| Component | What it does |
|---|---|
| PreToolUse hooks | Intercept every Bash, Edit, MultiEdit, Write, and MCP call before execution |
| PostToolUse hooks | Log every decision to ~/.openclaw/reins/decisions.jsonl |
reins skill |
Teaches Claude how to respond when an action is blocked |
Install
From marketplace:
/plugin install reins
Local (development):
claude --plugin-dir ./plugin
Testing
# Test the hook directly
echo '{"tool_name":"Bash","tool_input":{"command":"rm -rf /"}}' | reins-pre-hook
# Check status
reins status
reins audit -n 5
Links
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