The freeware version has since been decompiled and used to create a range of fan-made projects, including the Cave Story Engine 2, which allows users to create their own versions of the game.

However, the Cave Story Engine 2 GitHub repo has been taken down after Nicalis issued a DMCA, claiming the project uses the source code of its own version of Cave Story.

Various fan developers, and even some notable industry professionals such as Rami Ismail, have decried this move via Twitter, believing anything based off the freeware version to be outside Nicalis’ rights.


Discuss issues concerning copyright.

Created on Oct 20, 2020
By @root