Super Tux is a side-scrolling run-and-jump game similar to the original game "Super Mario Bros." from the Nintendo Entertainment System.
supercow is a SVGALIB game where you control a supercow.
(commercial) Tanea's World is a 2D platformer with an innovative gameplay: you can move the game platforms for your advantage. Your mission : save the kingdom from an evil sorcerer.
TaxiPilot is a simple game where the objective is to pick up passengers waiting on a number of platforms and to drop them where they want to go.
Teeworlds is a freeware online multiplayer game, designed as a crossover between Quake and Worms. Set on platform-based maps, players control a cute little bugger with guns to take out as many opponents as possible. Read more
The Goonies is a remake of the MSX Goonies game. You are Sloth and must rescue each one of the 7 goonies to finish a level, but the Fratelli brothers and the various other enemies do not want you to succeed. Various bonuses will help you along the way.
The Legend of Edgar
The Legend of Edgar is a 2D platform game with a persistent world. When Edgar's father fails to return home after venturing out one dark and stormy night, Edgar fears the worst: he has been captured by the evil sorcerer who lives in a fortress beyond the forbidden swamp.
The Squicki Game
The Squicki Game is an Allegro-based platform game, initially written on the course of learning to use Allegro. It has since then became a game with a highly humoristic potential, employing elements of sarcasm, surrealism, pacifism.
Tinyman is a graphical platform game for Linux. It currently uses svgalib.
(commercial) Trine is a physics-based action game where three characters allow clever solutions to challenges created by hazardous puzzles and threatening enemies. The gameplay is based on fully interactive physics - each character's different abilities and tactics can be used to invent new ways to overcome obstacles and save the kingdom!
TwigMan is an 80s style platform game. Grab the cable testers before the students make off with them. Avoid the obstacles. Squish the students.
Which Way Is Up
Which Way Is Up is a traditional and challenging 2D platformer game with a slight rotational twist.
xrick is a complete rewrite of Rick Dangerous, and currently runs under Linux.
The game consists of navigating Zep throughout a level to reach a certain location which allows him to advance to the next level. This is not such an easy task, however. Many obstacles will be in your path, and it is up to you to determine the best (and sometimes only way) to get around them.