Snow Tale is a platformer that was inspired by the classic arcade game Liquid Kids. Jump through 15 levels and use an unlimited amount of snow balls to capture and defeat incoming baddies.

Invert is a single screen puzzle platformer about inverting the foreground into the background and vice versa. By switching at the right time you can solve the puzzles and collect all keys.

Note that there is also an older somewhat similar game available called Invert Inc..

Slayin is a charming single screen arcade platformer where you control a monster killing little knight. Hunt the baddies, jump around, level up, unlock two additional characters and collect coins to buy stuff. The game can either be enjoyed in fullscreen mode (dowloadable version) or in a tiny window (online version).

The Power is an exploration platform shooter with abstract graphics. Travel through different landscapes, destroy enemies and bosses and collect weapon upgrades and other stuff.

Moreover a flash version will also be released soon.
(The game is currently waiting for sponsorship on FGL)

Dungeon Chaos Xmas Edition is the festive version of the single screen platform shooter with 2 player co-op mode. The Xmas Edition is only available through the holiday season, until New Years Eve but the regular version can be found here.

Alter Ego is a clever retro styled single screen puzzle platformer with an interesting swapping mechanic. You control a blueish little guy and his phantom alter ego (that moves in a mirrored fashion) at the same time. Swap places with the invincible alter ego to reach normally unreachable corners and collect all the pixels to solve each stage.

The game is freely available for PC, NES and ZX Spectrum. Moreover the Chiptune Soundtrack can be found here.

NeonPlat Adventures is a sidescrolling platformer with abstract colorful graphics that happens to be the sequel to NeonPlat 2. Jump around in a trippy world, collect stuff, and use several weapons (orbs, grass, flowers) to defeat the baddies.

The game is available for Windows, Mac and Linux.

Mega Mash is an interesting genre mix that features 7 different games. It’s basically a bunny-ninja-platformer-shooter-tetris-breakout-balloon-bomberman-mash-up. Every time you touch a fuzzy barrier you will switch into another game world.

Wroom is some sort of racing platformer mix with physics for up to 4 players.

Dino Quake is a single screen platformer inspired by Tumblepop and Joe & Mac in which you control a dino that pounds the ground to generate quakes to defeat enemies. It features also a 2 player co-op mode.