"Learn Git Branching" is the most visual and interactive way to learn Git on the web; you'll be challenged with exciting levels, given step-by-step demonstrations of powerful features, and maybe even have a bit of fun along the way.

Why, even in peacetime, do friends become enemies? And why, even in wartime, do enemies become friends? This simulation attempts to use game theory to explain our epidemic of distrust – and how we can fix it!

For every student, every classroom. Real results. We’re a nonprofit with the mission to provide a free, world-class education for anyone, anywhere.

We publish activity books containing exciting puzzles and brainteasers every day! Our books are free to download and share.

Quickly browse the history of any GitHub file by replacing `github.com` with `github.githistory.zyx` in any file URL. Based on Prism, jsdiff and Night Owl

Meta Tags is a tool to debug and generate meta tag code for any website. With Meta Tags you can edit and experiment with your content then preview how your webpage will look on Google, Facebook, Twitter and more!

Listen to one album every day. All selected from the book 1001 Albums You Must Hear Before You Die. Randomly generated to your own personal page with your own personal ratings and statistics.

Learn for free.

The Perspective is a website designed to open minds by showing readers what they’re missing due to echo chambers and filter bubbles. It displays two sides of current events, historic and classic debates, employing design and psychology to make it easier to consider ideas that ar…

I read the events for a date on wikipedia, pick one and pass the context to an AI image generator. You have to guess what event the AI is trying to depict!

hiSHtory stores your shell history in context (what directory you ran the command it, whether it succeeded or failed, etc). This is synced to all your computers, so from your laptop you can now easily find that complex bash pipeline you wrote on your server.

Wiki2map is an innovative and revolutionary way to explore Wikipedia interactively and visually. With its unique features, you can navigate through the vast amount of knowledge available on Wikipedia and discover new information, ideas, and connections.

Expand your vocabulary with a daily email containing definitions 📚, pronunciations 🗣️, etymologies 📜, and examples ✍️!

Learn vim without enduring boring text only tutorials. vim.so gets you the muscle repetition needed to master vim quickly using interactive exercises. Vim adds code editing super powers to your editor of choice. Learn vim fast today!

JSON Visio is data visualization tool for your json data which seamlessly illustrates your data on graphs without having to restructure anything, paste directly or import file.

A library for audio and music analysis and feature extraction, can be used to study the classification, separation, music information retrieval (MIR), ASR and other tasks in the audio field.

Native Land is an app to help map Indigenous territories, treaties, and languages.

Flourish allows anyone with a spreadsheet to produce stunning interactive data visualisations and stories. Non-coders can produce jaw-dropping maps and visuals in minutes, and developers can makes new templates, providing unlimited flexibility and power. Created by Kiln.digital,…

Fly around a 3D galaxy of music, listening to new songs and exploring relationships between artists to discover new musicians and styles. It is an interactive 3D visualization of the relationships between over 70,000 artists, positioning them in such a way that artists with s…

A simple virtual game where you apply virtual lacquer to virtual nails. Only open this if you are really, really bored.