A habit tracker app which treats your goals like a Role Playing Game
Some humble web applications
FlightGear Flight Simulator: free open-source multiplatform flight sim
Platform independent browser based Str8ts solver
Platform independent browser based Sudoku solver
quiz game with spin wheel
0 A.D. is a free, open-source, cross-platform real-time strategy game.
RTS game with the theme of Strategy by Design
Online War system for IL-2 Sturmovik and Iron Front in ArmA 2
A Sigmar's Garden-Style Solitaire Game
ek- of wkvoetbalmanager
Simhub dashboard for simracing
Free Texas Holdem Poker game using HTML5, CSS and JavaScript
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
Molecular viewer and prototyping framework
3rd Party Video Games Developer: MetalManGames, titles of games
Jeopardy in HTML and JavaScript
Create tennis tournament schedule
Wordle in the command line.
Teach your students how to figure out tricky texts in any language.
games for kids
Space shooter style game arcade version - Games/Entertainment Software