An interesting feature to be added is the ability to be able to make a donation to Pi-hole throught the Monero XMR cryptocurrency.
Monero official website: getmonero.org
Donations in crypto are available only in Bitcoin, Bitcoin Cash and Ethereum.
Steps to reproduce:
Go to Pi-hole donation page
or on GitHub readme.
Monero XMR as an accepted form for the donation to Pi-hole #2577 on GitHub - https://github.com/pi-hole/pi-hole/issues/2577