🛡️ Sentinel — The AI-Powered Code Security Guardian

Sentinel is a local-first, privacy-focused code security platform that automates security audits, code reviews, and dependency checks. Built for modern DevOps, it uses multi-agent AI to detect and fix vulnerabilities before they reach production.

🔥 Quick Start (60 Seconds)

Get Sentinel running in your project with just three commands:

# 1. Install & Verify
npm install -g sentinel-cli && sentinel --version

# 2. Configure API Keys (Interactive)
sentinel auth

# 3. Run Your First Security Audit
sentinel security-audit

📽️ Sentinel in Action

⚡ Add to CI in 3 Lines

Automate your PR reviews in seconds. Add this to .github/workflows/sentinel.yml:

- uses: actions/checkout@v4
- uses: KunjShah95/Sentinel-CLI@main
  env:
    GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}

🚀 Why Sentinel?

• Local-First & Private: Your code never leaves your machine. Prompts are generated locally.
• Multi-Agent AI: Scanner → Fixer → Validator pipeline for 10x higher accuracy.
• 20+ Built-in Analyzers: Security, Quality, Bugs, Performance, Accessibility, and more. See Analyzers List
• Multi-LLM Support: Use OpenAI, Google Gemini, Groq, or Anthropic.
• Auto-Fix: One-line command to resolve common security and quality issues.
• Baseline Caching: Intelligent scans that only analyze changed code for near-instant results.

📚 Resources

| Guide | Description | |-------|-------------| | 📖 Commands List | Full CLI reference | | 🔐 Analyzers Reference | List of all 20+ security and quality checks | | 🗺️ Roadmap | Check what's coming in v2.0 | | 🍱 Community Rules | Community-contributed rule recipes! | | 🤝 Contributing | 5-minute local dev setup guide | | 🤖 AI Providers | How to configure LLM keys |

🌎 Trusted by Developers at

Sentinel is actively protecting repositories across the open-source ecosystem, including:

• Sentinel Security Action — The official CI/CD guardian for this repository.
• Aether UI Framework — Using Sentinel for accessibility and UI quality audits.
• Nexus Backend Engine — High-precision security scanning for sensitive API layers.

🛠️ Installation

# Globally
npm install -g sentinel-cli

# Without Install
npx sentinel-cli security-audit

Read the full documentation

💬 Community & Support

Join the Sentinel community to get help, suggest features, and share your rules:

• GitHub Discussions — Best for Q&A, feature requests, and async support.
• Discord Server — Real-time chat with other developers and the maintainers. (Currently in setup!)
• Twitter/X — Follow for the latest release announcements and security tips.

💚 Sponsor This Project

Sentinel is free and open source. If it helps you, consider supporting its development!

Sponsorship Tiers

| Tier | Amount | Perks | |------|--------|-------| | ⭐ Supporter | $5/month | Early access to new features, Discord supporter role | | 🚀 Sponsor | $20/month | Priority support, feature requests, name in README | | 🏢 Corporate | $99/month | Team dashboard (coming soon), dedicated support |

Ways to Sponsor

• GitHub Sponsors — Sponsor @KunjShah95
• Open Collective — Contribute to Sentinel
• Buy Me a Coffee — Support the project

Your sponsorship helps cover:

• API costs for free tier users
• New analyzer development
• Maintenance and bug fixes

🛡️ License

MIT — Created by Kunj Shah. Be part of the guardian network — help us make code safer for everyone! ⭐️ Star us if it helps you!