www.libsdl.org/
Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.
For that old school look and feel.
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Watch out for these ghastly games
Explore games made with SDL tagged Retro and Spooky on itch.io · Upload your games made with SDL to itch.io to have them show up here.
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