freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

A complete computer science study plan to become a software engineer.

Coding articles to level up your development skills

Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

simple terminal UI for git commands

The hackable text editor

A cat(1) clone with wings.

🐻 Bear necessities for state management in React

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

the only cheat sheet you need

A new type of shell

Convert PDF to markdown + JSON quickly with high accuracy

Automatic SQL injection and database takeover tool

Fast and low overhead web framework, for Node.js

Expressive middleware for node.js using ES2017 async functions

The Serenity Operating System 🐞

A toolkit to automate & enhance your workflow

The next open source file uploader for web browsers 🐶

Novel Coronavirus (COVID-19) Cases, provided by JHU CSSE

😱 A curated list of amazingly awesome OSINT

Simple, scalable state management.

Make images smaller using best-in-class codecs, right in the browser.

A Foundation for Scalable Cross-Platform Apps

Dolt – Git for Data

Dead simple Object schema validation

🖍 Terminal string styling done right

☕️ Classic, reliable, trusted test framework for Node.js and the browser

For empowering community 🌱

Lightweight, Portable, Flexible Distributed/Mobile Deep Learning with Dynamic, Mutation-aware Dataflow Dep Scheduler; for Python, R, Julia, Scala, Go, Javascript and more

A terminal emulator for the 21st century.