Hey everyone! We have uploaded the Linux & Mac files, but they couldn't be playtested in time.
If anyone is having trouble with them, please reach out to us and we will try our best to fix it and make sure you can play our game :D
This may get a bit technical but here are some online threads that may help anyone having trouble:
1. Linux: https://forum.unity.com/threads/i-could-not-run-the-executable-chmod-not-working...
2. MacOS: https://discussions.unity.com/t/mac-standalone-mark-app-as-executable/215717