Arch, because I use niche software and the AUR doesn’t always get along with Manjaro very well (ungoogled-chromium-bin is the worst offender). Switched to arch, configured it identically to my manjaro install, and all has been well.

The main donate block of items is here: https://github.com/LemmyNet/joinlemmy-site/blob/main/src/shared/components/common.tsx#L129

Follow the chain and you’ll see it’s just using the progress html element.

It seems to be manually updated.

https://github.com/LemmyNet/joinlemmy-site/blob/main/src/shared/donation_stats.ts

They’re good. My yubikey works flawlessly, though very few sites/apps support them.