These are games I've made at 48-hour (or shorter) Game Jams.

Ortem | 2015 | Unity / C# | team of two
A traffic simulator in which you place houses, roads, and factories, and cars find their way to work.

Record Industry Sim | 2014 | Python | solo | about 5 hours
Very simple command-line game about making records, inspired by the section in Frog Fractions.

Overlord Xenu | 2014 | Phaser (HTML5/JS game framework) | team of two
Simple action game involving breaking boxes as T-wrecks.

The Loneliest Co-op | 2014 | Flash | team of three
Puzzle game where (in concept, with better level design) you have to cooperate with your past plays to win.

Life | 2013 | Unity / C# | team of seven
Action game about eating nutrients and growing bigger so you can eat bigger things.

Blocks v2 | 2012 | Flash | team of three
Polished and interesting platformer where most failures provide more blocks to help your next attempt.