Master programming by recreating your favorite technologies from scratch.

Linux kernel source tree

🎓 Path to a free self-taught education in Computer Science!

An Open Source Machine Learning Framework for Everyone

Visual Studio Code

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

The React Framework

A framework for building native applications using React

Build cross-platform desktop apps with JavaScript, HTML, and CSS

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

Virtual whiteboard for sketching hand-drawn like diagrams

Node.js JavaScript runtime ✨🐢🚀✨

Empowering everyone to build reliable and efficient software.

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

Build smaller, faster, and more secure desktop and mobile applications with a web frontend.

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

JavaScript API for Chrome and Firefox

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

The world’s fastest framework for building websites.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

web development for the rest of us

Animation engine for explanatory math videos

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

simple terminal UI for git commands

A topic-centric list of HQ open datasets.

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

The HTML Presentation Framework

The Swift Programming Language