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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.
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
Next generation frontend tooling. It's fast!
Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia
Pre-indexed code knowledge graph, auto syncs on code changes, for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, CoPilot, and Hermes Agent — fewer tokens, fewer tool calls, 100% local
ripgrep recursively searches directories for a regex pattern while respecting your gitignore
A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.
Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD
Prettier is an opinionated code formatter.
An extremely fast Python linter and code formatter, written in Rust.
An open-source user mode debugger for Windows. Optimized for reverse engineering and malware analysis.
Secure, fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.
GitNexus: The Zero-Server Code Intelligence Engine
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.
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
The uncompromising Python code formatter
The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry
Collection of handy online tools for developers, with great UX.
ShellCheck, a static analysis tool for shell scripts
An extremely fast bundler for the web
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Harness Open Source is an end-to-end developer platform with Source Control Management, CI/CD Pipelines, Hosted Developer Environments, and Artifact Registries.
🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.