My effort to make a homebrew port of Derek Yu’s Spelunky Classic for (primarily) PSP, however it is a cross-platform project and supports also Windows and Linux.

https://github.com/dbeef/spelunky-psp

Watch SpelunkyPSP development logs on Youtube:

• Spelunky-PSP devlog #1 (2020)
• Spelunky-PSP devlog #2 (2020)
• Spelunky-PSP devlog #3 (2020)

Technologies used:

C++ 14, OpenGL 1.3 (ES 1.0) as a rendering API, CMake as a build system, SDL as a part of a platform abstraction layer.