This is a addon mod for pixelmon that does not actually require pixelmon to run but is useless without it however this mod acts as a translation layer to add custom pokemon types(special mechanics excluded just the effectivness icons and so on and if I am able to I will upload full source code for everyone to look at) and this can be done using data packs and resources.
Source Code
https://dl.dropbox.com/scl/fi/o7i551z3r5mkcks8woprv/typeadder.zip?rlkey=2dgsohmenfz5btxy4cd5q4e4m&st=jj18ve8z&dl=1
Template DATAPACK
https://dl.dropbox.com/scl/fi/p4fjs6jpaf3h17li2klvt/SoundTemplateDP.zip?rlkey=wxybjkiqyojqqg7dx91i1qbjd&st=9szfdxh6&dl=1
Template Resource Pack
https://dl.dropbox.com/scl/fi/4nym1bo3lacmzk1z9hlbh/SoundTemplateRP.zip?rlkey=8k0hfbx1udgsn9ha1o78cgpim&st=hdve7j54&dl=1
