They don’t work with Lemmy, but they’ve made Kbin very much like old Reddit.
Use these with Stylus
https://userstyles.world/style/10581/pretty-floating-subs
https://userstyles.world/style/10851/the-narwhal-kbins-at-dawn
https://userstyles.world/style/10288/kbin-it
Use these with Tampermonkey (Greasemonkey for FireFox)
https://greasyfork.org/en/scripts/469121-floating-subs-list
https://greasyfork.org/en/scripts/470285-kbin-kibby-avatars
https://greasyfork.org/en/scripts/468898-kbin-redirect-dev
https://greasyfork.org/en/scripts/469597-kbin-usability-pack
https://github.com/aclist/kbin-kes/raw/main/kes.user.js
wut