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.

RetroBlazer is a fast paced FPS that shares similarities with 8bit killer.

Dustforce is a broom based platformer with lots of acrobatic action. Clean the levels and use your broom for close combat.

Proun is an abstract and fast paced third person racer where you control a ball that is attached to a cable. Avoid obstacles and get an extra boost by not crashing into anything for 12 seconds at full speed.

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).

Hyperspace Invaders Zero is a frantic vertical shooter with abstract graphics where you blast away massive amounts of enemies and collect their souls to increase your firepower.
Gameplay itself is pretty minimal because only the left and right arrow keys are needed to control the ship and its slippy laserbeam. However the simplicity doesn’t make it an easy game due to the sheer amount of stuff that is happening on screen.
Moreover by reaching a decent score you will unlock a Space Invaders and a Paratrooper remake.

The training mode offers 108 short waves whereas the normal game comes with 5 levels. (Demo offers ~25 training waves and 3 levels in normal mode)

Castle Story is an interesting looking RTS game about yellow creatures that build castles on floating greenish islands. The game features also voxel graphics.

Protekor is an upcoming fast paced arcade game with stylish abstract graphics.

Turbo Run is an upcoming arcade racer with a nice graphical style.