.RPYB File Extension
File TypeRen'Py Bytecode File
What is an RPYB file?
File used by Ren'Py, a visual novel game engine often used to create interactive Japanese visual novels; saves a compiled script (.RPY file) and includes the bytecode that runs the novel; used alongside .RPYC compiled script files.
The RPYB file generated for visual novels is named bytecode.rpyb.