Code GitHub Repositories (2026) · Open Source Tools

Visualize any GitHub codebase: free interactive architecture diagrams and one-minute explainer videos. Replace 'hub' with 'diagram' in any GitHub URL.

🧑‍🎨 A collection of Golang agentic skills that works

The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

Claude Code Guide - Setup, Commands, workflows, agents, skills & tips-n-tricks from beginner to power user!

Advanced Text Editor for Android

The text editor designed to make coding as simple and fun as playing a video game

An AI coding workstation that fits in your pocket.

Sloc, Cloc and Code: scc is a very fast accurate code counter with complexity calculations and COCOMO estimates written in pure Go

An AI coding agent that reads your code, edits files, runs commands, and reasons through bugs — across a terminal REPL, a full-screen TUI, and a browser UI, while you keep your hand on every permission.

Swiss knife in pocket of every upgrade architect!

A code coverage tool to generate native V8 reports or Istanbul reports.

CodeCharta is a visualization tool that transforms complex software architecture and code metrics into interactive, customizable visual maps, empowering everyone to communicate and analyze your codebase. Improve code quality, maintainability, and architectural decisions

The uncompromising Python code formatter

Replace 'hub' with 'ingest' in any GitHub URL to get a prompt-friendly extract of a codebase

🔰 Instant PHP quality checks from your console

AI-powered CLI coding agent with 20+ built-in tools, MCP support, and multi-model providers

An open source DevOps tool from the CNCF for packaging and versioning AI/ML models, datasets, code, and configuration into an OCI Artifact.

Fast, extensible, server-side code highlighting for web and terminal

A library to extract Code Property Graphs from C/C++, Java, Go, Python, Ruby and every other language through LLVM-IR.

Prompt Driven Development (PDD): The Last Programming Language™. Prompt files are source; code is generated output.