Eternum represents the pinnacle of the visual novel genre regarding graphical fidelity and writing. Version 0.7.5 stands as a testament to the game's growth, and the underlying architecture is the engine that makes such a massive collection of assets playable. Whether for smooth gameplay or community modding, the Ren'Py Archive system is the silent backbone of the Eternum experience.
Do not try to double-click an .rpa file on Windows. It will ask you what program to use. You need to either place it in the Ren'Py game directory or extract it.
Have you tried Eternum -0.7.5 -RPA? Share your experience in the comments below or join the official Discord for modding support.