SuperTux - SuperTux is a classic 2D jump'n run sidescroller game in a style similar to the original Super...
TheXTech - SMBX engine, rewritten into C++ from VisualBasic 6.
Super Mario Bros. X - The greatest fan-made tribute to Super Mario of all time!
Secret Maryo Chronicles - Secret Maryo Chronicles is an Open Source two-dimensional platform game and is using an Open Graphics Library for the best possible graphic design and stock performance.
Unity - The multiplatform game creation tools for everyone.
Hollow Knight - Descend into the Dark Venture down into a beautiful, ruined world of insects and heroes