Free
Elixir
Open SourceProgramming Languages
Official Elixir language website built on the Erlang VM.
elixirlanguageerlang
Browse the complete directory — use filters to narrow down.
Programming Languages
Official Elixir language website built on the Erlang VM.
Logs & Metrics · Monitoring & Observability
Elasticsearch, Logstash and Kibana for log ingestion and search.
Editors & IDEs · Development Environment
Extensible, customizable GNU editor and computing environment.
Build & Lint · Frontend
Extremely fast JavaScript/TypeScript bundler and minifier in Go.
Build & Lint · Frontend
The pluggable linting utility for JavaScript and TypeScript.
Firmware · IoT & Embedded
Build custom firmware for ESP boards from simple YAML — sensors, automations and Home Assistant integration.
Web3 Libraries · Web3 & Blockchain
The classic complete Ethereum library — wallet, providers, contracts and utilities for JS and TypeScript.
Whiteboards & Diagrams · Design & Prototyping
Hand-drawn style virtual whiteboard, ideal for quick diagrams.
Practice & Challenges · Documentation & Learning
Free coding practice and mentoring in 70+ languages.
Screenshots · Image & Media
Read, write and edit image, audio and video metadata.
SQL Tools
Modern PostgreSQL EXPLAIN plan visualizer by Dalibo.
Cross-Platform · Mobile Development
Framework and platform for universal React Native apps.
Frameworks · Backend
Minimal and flexible Node.js web application framework.
CLI Tools · Development Environment
Modern, maintained replacement for ls with icons and Git status.
Mocks & Fakes · Testing
Generate massive amounts of realistic fake data for tests.
Frameworks · Backend
Modern, fast Python framework with automatic OpenAPI docs.
Frameworks · Backend
Fast, low-overhead web framework for Node.js with schema support.
Mobile Backend & Services · Mobile Development
Automate building, signing and releasing iOS and Android apps.
CLI Tools · Development Environment
Simple, fast and user-friendly alternative to find.
Icons · Frontend
Simply beautiful open-source icons — 280+ clean stroke icons on a 24px grid.
Conversion · Image & Media
The universal audio/video converter and processor behind everything.
Web Scraping · Data & Analytics
API that turns any website into clean markdown or structured data for LLMs — crawl, scrape and extract.
Feature Flags · DevOps
Open-source feature flags and remote config with cloud or self-hosted deployment and per-environment targeting.
Screenshots · Image & Media
Cross-platform screenshot tool with annotation built in.