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Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.

Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.

Continuous Inspection

🐶 Automated code review tool integrated with any code analysis tools regardless of programming language

Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural decisions via MCP.

DeepAudit：人人拥有的 AI 黑客战队，让漏洞挖掘触手可及。国内首个开源的代码漏洞挖掘多智能体系统。小白一键部署运行，自主协作审计 + 自动化沙箱 PoC 验证。支持 Ollama 私有部署 ，一键生成报告。支持中转站。​让安全不再昂贵，让审计不再复杂。

A fast type checker and language server for Python

Copy/paste detector for source code. 220+ languages, Rust engine, SARIF/HTML/badge reporters, GitHub Action, MCP server for AI agents.

It's not just a linter that annoys you!

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

Codebase intelligence for TypeScript and JavaScript. Free static analysis of code and styles: unused code, duplication, circular deps, complexity hotspots, architecture boundaries, design-system drift. Optional paid runtime layer (Fallow Runtime): hot-path review and cold-path deletion evidence from real production traffic.

A PHP code-quality tool

⚙️ The static code analysis tool you need for your HTML

Templates and workflow for generating PRDs, Tech Designs, and MVP and more using LLMs for AI IDEs

The strictest and most opinionated python linter ever!

A Python tool to visualize + enforce dependencies, using modular architecture 🌎 Open source 🐍 Installable via pip 🔧 Able to be adopted incrementally - ⚡ Implemented with no runtime impact ♾️ Interoperable with your existing systems 🦀 Written in rust

Code security scanning tool (SAST) to discover, filter and prioritize security and privacy risks.

Professional context and harness engineering for Claude Code and OpenAI Codex. Build production-grade software with spec-driven development, TDD, persistent memory, quality gates, code intelligence, human oversight, and end-to-end verification.

Enforced QA for Claude Code, Codex and Copilot. Draw the graph: code review, your own reviewers and test agents, any model per node. Slop goes back to repair, and the agent that wrote the code can't skip it.

AI code reviews grounded in 12 classic engineering books — decay risk diagnostics with book citations, severity labels, and 6 analysis modes including full-sweep auto-fix

📗 How to write cross-platform Node.js code

CaptainHook is a very flexible git hook manager for software developers that makes sharing git hooks with your team a breeze.

A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

A CLI tool to check whether a specific composer package uses imported symbols that aren't part of its direct composer dependencies

🐰 Bencher - Continuous Benchmarking

Blazingly fast cognitive complexity analysis for Python, written in Rust.

Open source local-first PR scanner that finds dead code, security bugs, secrets, quality regressions, and AI-code mistakes before merge. For first timers refer to https://duriantaco.github.io/skylos/repo-map/

Explain yourself! Interrogate a codebase for docstring coverage.

A fist full of code metrics

Reduce Similar & Duplicated CSS Classes with Diff in Seconds!