If you are just interested in configuring clients, Wireguard for Windows comes with a GUI that you can use. For Mac I'd suggest just using wg-quick[^1].

[^1]: https://manpages.debian.org/unstable/wireguard-tools/wg-quic...

Mac clients can just download it from the App Store: https://apps.apple.com/us/app/wireguard/id1451685025?mt=12 It has a GUI, but you still need to understand its concepts to configure it.

I commented this earlier, here's an iOS/macOS client guide:

https://www.naut.ca/blog/2020/02/17/setting-up-a-wireguard-v...