The XKCD comic for 11/24/15 is this game. The goal seems to be collecting as many gold coins as you can and put them in a coin.. depositor. (protip: you can keep pressing up to keep jumping up through the air. Hoverboard technology is sweet) [more inside]
Tired of grinding your way through overly-complicated RPGs? Looking for a game where user input is kept to an absolute minimum? If so, One Tap Quest is the game for you.
The Very Organized Thief (requires Unity for Windows or OSX) is a creepy, short game about prowling about a house while nobody's home.
A wacky turn-based game with delightful characters, cute graphics, and lots of room for strategy. Tutorial here.
Midas is a puzzle game by Wanderlands. (Flash)
GeoGuessr: 1. Look around the random Google Street View and try to figure out where you are. 2. Click the world map to guess! A game by Anton Wallén.
"Buy Stock in Ipods. Or Da Vinci Codes." Steve Odom's Smarkets is a web-based stock trading game (and market experiment) based on Amazon.com sales rank. (via jayisgames)