its just cache and it contains a lot of storage, it automatically gets added back once unity is opened with the file again, so yes if you delete it it will clear out a lot of space
Viewing post in How to reduce Unity .zip size?
oh..
meanwhile me waiting 20 minutes everyday to download it and load it on itch:
https://www.youtube.com/watch?v=ay_F-Y7mERk
Jokes aside, thank you! I actually didn't know that.