freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

📚 Freely available programming books

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

A book series (2 published editions) on the JS language.

💯 Curated coding interview preparation materials for busy software engineers

Node.js JavaScript runtime ✨🐢🚀✨

JavaScript 3D Library.

Design patterns implemented in Java

Vim-fork focused on extensibility and usability

The Python programming language

Your self-hosted, globally interconnected microblogging community

🔍 A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

🚀✨ Help beginners to contribute to open source projects

🌐 Front End interview preparation materials for busy engineers

The uncompromising Python code formatter

General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP…

Universal markup converter

Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.

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

TLS/SSL and crypto library

List of 1000 JavaScript Interview Questions

A simple and easy-to-use library to enjoy videogames programming

Modern JavaScript Tutorial

A monitor of resources

An incremental parsing system for programming tools

Cross-platform Rust rewrite of the GNU coreutils

This repository consists of the code samples, assignments, and notes for the Java data structures & algorithms + interview preparation bootcamp of WeMakeDevs.

Etherpad: A modern really-real-time collaborative document editor.

Pragmatic, balanced FP in JavaScript. @FLJSBook on twitter.