freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.
Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.
Turn any idea, plan, or codebase into a beautiful interactive diagram. An agent skill for Claude Code, Codex, and more.
Local code intelligence for developers and AI agents. Connect code, docs and infrastructure in a persistent graph, with CBM Lens, MCP tools, agent integrations and change-aware test selection.
Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codebase so AI coding tools read only what matters, with benchmarked context reductions on reviews and large-repo workflows.
π¦ Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.
Visualize any GitHub codebase: free interactive architecture diagrams and one-minute explainer videos. Replace 'hub' with 'diagram' in any GitHub URL.
OpenWiki is a CLI that writes and maintains agent documentation for your codebase.
Automation engine to build, test and ship any codebase. Runs locally, in CI, or directly in the cloud
Replace 'hub' with 'ingest' in any GitHub URL to get a prompt-friendly extract of a codebase
A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, (+ more) and traditional web applications from a single, framework-agnostic codebase.
Incremental engine for long horizon agents π Star if you like it!
The best way to get AI coding agents to solve hard problems in complex codebases.
The open source codebase powering HuggingChat
Turbocharge Claude Code, Cursor, Codex, Gemini & every coding agent: faster, cheaper, with contextual understanding specific to your codebase.
Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.
Deepsec is a security harness for finding vulnerabilities in your codebase powered by coding agents
Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural decisions via MCP.
A CLI tool to convert your codebase into a single LLM prompt with source tree, prompt templating, and token counting.
Visual builder for React. Build apps, websites, and content. Integrate with your codebase.
Third party firmware for Asus routers (newer codebase)
Agent OS is a system for injecting your codebase standards and writing better specs for spec-driven development.
Paste any GitHub URL β interactive architecture map. See how files connect, find what breaks if you change something. No install, no accounts β runs entirely in your browser.
The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowledge graphs
Codebase intelligence for TypeScript and JavaScript. Health, complexity hotspots, duplication, architecture boundaries, circular dependencies, design-system drift, and unused code, from one graph. CLI, GitHub Action, LSP, MCP, and VS Code. Rust, MIT licensed.
A curated, self-refreshing directory of real open-source application codebases - built for developers who want to learn from production apps and find projects worth contributing to.
Sourcebot is a self-hosted tool that helps humans and agents understand your codebase.
AllenAI's post-training codebase
StarVLA: A Lego-like Codebase for Vision-Language-Action Model Developing
The one and only agent harness for complex codebases. Project memory, planning, execution, and verified completion inside Codex.
XcodeBenchmark measures the compilation time of a large codebase on iMac, MacBook, and Mac Pro
A Kotlin Multiplatform UI framework from Tencent TDS β high-performance, one codebase for six platforms, with dynamic delivery.
Query git repositories with SQL. Generate reports, perform status checks, analyze codebases. π π
Trigram-indexed grep with a client/server architecture for fast regex search in large codebases locally
Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.
Enterprise-grade (40m+ LOC) codebase intelligence, zero-setup, local & private Plugin/Skill/Extension or MCP: hybrid semantic search, polyglot dependency graphs, symbol-level impact analysis & call-flow, interactive HTML viewer, cross-project & branch-aware search, DB/API/infra knowledge. 61% less tokens, 84% fewer calls, 37x faster. Cloud in beta.
Open Source codebase of the game Overgrowth by Wolfire Games LLC
jsii allows code in any language to naturally interact with JavaScript classes. It is the technology that enables the AWS Cloud Development Kit to deliver polyglot libraries from a single codebase!
Sonatype Nexus Repository Open-source codebase mirror
Interactive architecture diagrams for codebases
A tool for refurbishing and modernizing Python codebases
A free and open source framework for building powerful, fast, elegant 2D and 3D apps that run on macOS, Windows, Linux, iOS, Android, and web with a single Go codebase, allowing you to Code Once, Run Everywhere.
Terminal-style developer runtime blueprint, interactive workspace statistics, and systems diagnostics cataloging the codebase footprint
Agent Lattice: a knowledge graph for your codebase, written in markdown.
px0 is a review workbench and speed-first IDE built for AI-generated code. It turns your browser into a zero-latency console with native Git and GitHub integrations, instant search across massive codebases, in-place quick fixes, and seamless handoff to local AI coding harnesses.
Open-source framework for native apps from one Java codebase, with a custom-rendered UI you control across iOS, Android, desktop, web, and watches.
The missing design process between your product idea and your codebase.
[ACL 2026] Open-source framework for holistic, structured repository-level documentation across multilingual codebases
Konsist is a powerful static code analyzer tailored for Kotlin, focused on ensuring codebase consistency and adherence to coding conventions.
A persistent, Git-versioned map of your whole codebase and database schema that coding agents read before they touch anything. Local-first MCP server + CLI in Go: a governed repository index of code knowledge that gives Claude Code, Codex, Cursor, and opencode long-term context, memory, and code intelligence.
DAMO-ConvAI: The official repository which contains the codebase for Alibaba DAMO Conversational AI.
Fast, portable and reliable dependency analysis for any codebase. Supports license & vulnerability scanning for large monoliths. Language-agnostic; integrates with 20+ build systems.
turns your codebase into an autoresearch loop β discovers what to measure, instruments the benchmark, then runs tree search with parallel subagents.
This is the codebase for Entity Framework 6 (previously maintained at https://entityframework.codeplex.com). Entity Framework Core is maintained at https://github.com/dotnet/efcore.
Full-throttle, wire-speed hardware implementation of Wireguard VPN, using low-cost Artix7 FPGA with opensource toolchain. If you seek security and privacy, nothing is private in our codebase. Our door is wide open for backdoor scrutiny, be it related to RTL, embedded, build, bitstream or any other aspect of design and delivery package. Bujrum!
π§ RepoBrain (formerly Antigravity) β Give your repo a brain. ChatGPT for your codebase: works in Claude Code, Cursor, Codex, Windsurf & more.
Continuously sync your AI setups with one command. Codebase tailor suited agent skills, MCPs and config files for Claude Code, Cursor, and Codex.
Build Cross-Platform Apps with C#, VB.NET, or F# and XAML. One codebase. Six platforms. Powered by WebAssembly and .NET.