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Footage of Notch (Markus Persson) live-coding his Minicraft game in Java during a Ludum Dare 48-hour game jam. It shows a working game developer building a complete small game from scratch.

Brian Peiris demonstrates RiftSketch, a web app where you write JavaScript with Three.js while wearing an Oculus Rift and watch the world around you change live. It runs on Firefox builds with WebVR.

The first part of a ShaderToy live-coding series that lays the groundwork for The Drive Home, a rainy night-traffic shader. It covers basic setup and builds toward rain and bokeh effects.

A visual scale comparison of stars and cosmic objects, from planets up to some of the largest known stars, set to music. It is meant to convey the vastness of the universe.

Debris by Farbrausch, the winner of the Breakpoint 2007 demo competition. All of its 3D visuals, textures and music come from a single 177 KB executable.

Mario Zechner explains why he built pi, a minimal coding agent, out of frustration with existing agent harnesses. He also discusses how AI agents are straining open source projects and argues for slowing down.

Andrew Sorensen's OSCON 2014 keynote in which he live-codes generative music on stage using his Impromptu environment while narrating his computational and musical choices. It imagines concert programmers as a performing art.

Berkeley neuroscientist Jack Gallant shows how fMRI brain mapping can be used to decode what a person sees, with visualizations of brain activity and its implications.

A recording of .the .product by Farbrausch, the first-place 64k intro at The Party 2000. It fits an 11-minute 3D demo with music into 64 kilobytes.

CGP Grey explains the elegant ratio of A4 and the metric paper sizes, then zooms out across scales from the Planck length to the observable universe.

An episode of Coding Secrets by Jon Burton on retro copy protection, in particular physically damaging a disk with a laser so copies fail. It explains how this defeated hackers and pirates.

A timelapse of Notch (Markus Persson) making Metagun, a game built from scratch in 48 hours for Ludum Dare 18. It shows the whole coding session sped up.

A short look at the Voder, the first electronic voice synthesizer, demonstrated by Bell Labs at the 1939 World's Fair. It was operated by trained women using ten finger keys, foot pedals and a knee lever.

Ruby developer Avdi Grimm gives a seven-minute tour of Pharo Smalltalk's development environment, focusing on tools like search-by-example and the integrated, live coding experience.

Sebastian Lague explores an ant-inspired algorithm and simulates ant and slime mold behavior, using compute shaders. Source code for both simulations is available.

Bisqwit writes a NES emulator in C++ in about 15 minutes of tool-assisted, sped-up coding, narrated with captions. It shows an accurate emulator built with a compile-time generated 6502 instruction table. Part 2 covers compiling and running it.

Tom Scott explains for Computerphile how Unicode and UTF-8 grew out of messy older character encodings to become the web's standard. It covers why the design works and how it handles worldwide text.

Hans Zimmer's 'Time', the closing piece from the Inception soundtrack, set to a static image.

Musician Thoj performs a live looping session on the Teenage Engineering OP-1 synthesizer, building a deep house track layer by layer.

The main theme from Eduard Artemyev's score to the 1979 Soviet film Siberiade, an electronic piece that features the ANS synthesizer.

A GameTrailers walkthrough from E3 2012 of an Unreal Engine 4 real-time tech demo with Epic's Alan Willard. It shows live code changes and hot reloading while the game runs.

A five-minute demo of a live ClojureScript game editor by Chris Granger. It is based on Bret Victor's demo from the Inventing on Principle talk, with code changes reflected instantly in the running game.

A travel video of Peru shot natively in 8K HDR at 60fps on a Red Helium sensor. It covers Lima, the Amazon, Cusco and other places.

A run through the 32 factory presets of the Yamaha DX7 FM synthesizer, with timestamps for each patch such as brass, strings, pianos, bass and tubular bells. It is a straight audio demo of the sounds.

Yegor Denisov-Blanch of Stanford presents a study of nearly 100,000 developers at hundreds of companies, measuring how AI affects productivity from commit data. It finds an average boost of about 20% with wide variance by codebase, task complexity and stack.

Saqib Shaikh, a blind developer, shows how he writes and debugs code in Visual Studio 2017 using a screen reader. The short demo shows an expert doing ordinary developer tasks.

Morphcat Games explains how they fit Micro Mages, a full-featured NES game, into 40 kilobytes. It covers compression of sprites and level layouts and other space-saving tricks.

Bisqwit builds a Doom or Duke Nukem 3D style software-rendered 3D engine in C from scratch, supporting non-Euclidean geometry. It covers vector rotation and portal rendering with sped-up, tool-assisted coding.

Bruce Hauman live-codes Flappy Bird in ClojureScript in about six minutes, using figwheel to hot-reload changes into the running game. The demo shows game behavior being changed interactively without restarting.

Phoenix creator Chris McCord builds a real-time Twitter-style app live with Phoenix LiveView 1.5 in about 15 minutes. It shows interactive, real-time updates without writing JavaScript.

Allan Blomquist demonstrates the internal programming and debugging tools Tomorrow Corporation uses to make games, including live modification of a running game and time-travel debugging.

Stephen Wolfram gives a 13-minute tour of the Wolfram Language, a symbolic, functional programming language with a built-in knowledgebase. He demos querying large datasets, interactivity and deployment.

John Oliver's Last Week Tonight segment on how media outlets report incomplete or untrue findings as settled science. It covers sensational headlines, small studies and pressure on researchers.

The first episode of a screencast series building djb's redo build system from scratch in Haskell. It explains the purpose of redo, writes initial code and sets up a GitHub repository.

Tom Scott visits the USPS Remote Encoding Center in Salt Lake City, where keyers decipher mail images machines cannot read. It shows the lengths taken to decode bad handwriting.

A five-minute video showing how to build a counter in the Imba web programming language in under a minute, then style it.

Kai Lentit's comedy sketch parodying an interview with an FFmpeg enthusiast. It pokes fun at the open source command-line tool experience and video conversion woes.

A DevOps YouTuber tests GitHub Copilot on a range of Leetcode problems and finds it solves most immediately, with a few needing tweaks and some far off. He concludes it would outperform him in a FAANG-style interview.

A 2007 video of someone trying to write Perl code using Windows Vista's speech recognition, with hilariously bad results.

A five-minute 4K 60fps HDR travel montage of Costa Rica by the Mystery Box video team. It is a remastered version of their popular scenic footage.