Data Compression:

• fx2-cmix (2024): winning entry of the Hutter Prize.
• gmix (2024): successor to cmix.
• tensorflow-compress (2020): data compression using GPUs.
• lstm-compress (2017): data compression using LSTM.
• cmix (2014): lossless data compression program.

Websites:

• Blog
• LSTM RPS (2017): Rock paper scissors AI using LSTM.
• Longest common substring (2015)
• HTML5 Cards (2011): Multiplayer card games.
• Rock-paper-scissors programming competition (2011)
• Braille Generator (2005): Online tool for generating braille characters.
• Moon Type Generator (2005): Online tool for generating Moon characters.

Java Games:

• Art Gallery Problem (2010): Geometry-based puzzle game.
• Lasers (2010): Geometry-based puzzle game.
• Nort (2009): Two player game based on Tron.
• Soku (2009): Dodge soccer balls.
• Ping (2007): Based on Pong.
• Swarm (2007): Control a swarm of dots.

Other Games:

• Squishy Earth (2018): Android app.
• Solar Hamster (2010): Entry for ImagineCup 2010 Game Design contest (Silverlight).
• Time Stop (2009): Time Stop is a 2D physics-based puzzle game. It uses the Box2D physics engine and OpenGL.
• Asteroids (2003): Dodge and destroy incoming asteroids.
• Mazza (2003): Navigate through a maze.
• Ping (2003): Based on Pong.
• Soku (2003): Dodge soccer balls.
• The Cell (2001): A bad text adventure game. Play using Adrift Runner.

Java Applets:

• Pattern Recognition (2009): Detect patterns using a neural network.
• Rhythm Recognition (2009): Detect rhythms using a neural network.
• Rock Paper Scissors (2009): Rock paper scissors AI using hierarchical temporal memory.
• Mandelbrot Set (2007): Explore the Mandelbrot set.

Miscellaneous:

• Robot Haircut (2025): I built a hair cutting robot.
• EntityLog (2025): A lightweight activity logger that uses structured data from Wikidata and OpenStreetMap, stored privately in Google Sheets.
• battle-map-explorer (2015): Create maps for D&D and other tabletop RPGs.
• visibility_polygon.js (2013): JavaScript library to compute visibility polygons.
• PAQclass (2013): Classification via data compression.
• predcast (2013): Time series prediction and forecasting.
• space-saving (2013): This is a C++ implementation of the "space-saving" algorithm to find the most frequently occurring items in a stream of data.
• Vector playing cards (2011): A full set of poker playing cards created using vector graphics released into the public domain (SVG/PNG).
• Cryptomni (2007): Cryptomni is a program which can encrypt and decrypt files using the one-time pad cipher.
• Arlisy (2006): Arlisy stands for artificial life synthesizer. It uses neural networks and an evolutionary algorithm to simulate the process of life.
• Padomni (2005): A simple text editor. Platform independent JAR: padomni.jar. Windows executable: padomni.exe