Best Dev Tools GitHub Repositories

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

LeanCTX — Context Intelligence for AI systems.

Pre-grid responsive layout toolkit for Sass, now deprecated

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

An image upload and manage tool, base on PicGo

Catalog of official Microsoft MCP (Model Context Protocol) server implementations for AI-powered data access and tool integration

The one and only agent harness for complex codebases. Project memory, planning, execution, and verified completion inside Codex.

AdaptixC2 is a highly modular advanced redteam toolkit

Feature-packed native macOS screenshot & recording tool: annotate, auto-redact PII, record GIFs, OCR + translate, scroll capture, beautify, and more. No Electron, no subscription.

Oxidized is a network device configuration backup tool. It's a RANCID replacement!

Develop your applications directly in your Kubernetes Cluster

Agent Skills for NVIDIA products — install into Claude Code, Codex, and other coding agents to run Physical AI, robotics, simulation, CUDA, and RAG workflows end to end.

Verify is a snapshot testing tool that simplifies the assertion of complex data models and documents.

The code coverage tool for Python

Fast, extensible build tool for modern web development

Semantic version control => entity-level diffs, blame, and impact analysis on top of git. 28 languages via tree-sitter. Built for coding agents.

Native macOS menu bar app to use your Claude Code & ChatGPT subscriptions with AI coding tools - no API keys needed

Python Toolkit for Causal and Probabilistic Reasoning

Cryptography Toolkit

⚙️ The static code analysis tool you need for your HTML