I use:

• Droid-ify for better F-Droid

• Aegis for 2FA

• Capy Reader for RSS

• Broccoli for recipes

• FluffyChat for Matrix

• Gadgetbridge for smart band

• Breezy Weather for weather

• Heliboard for keyboard

• IronFox as browser (you need to add its repo though)

• KeePassDX as KeePass vault

• Kitsune for Kitsu interaction

• Librera Reader for ebooks and PDFs

• LibreSudoku for occasional sudoku

• Standard Notes for personal notes

• Joplin for general notes

• Markdownr for downloading articles as markdown, then I pass them to Joplin

• Molly for Signal client

• mpv for videos

• NetGuard for firewall

• CoMaps for general map/GPS needs

• PipePipe for Youtube and PeerTube

• RustDesk for remote access

• SD Maid 2 for system cleaner

• SicMu Neo for music player

• SimpleLogin for email aliases

• Sky Map for stars

• Stocks Widget for stock market

• Sumire for Japanese keyboard

• Termux for terminal needs

• Track & Graph for habit tracker

• Trail Sense for outdoor activities

• Tuta Mail for email

• Voyager for Lemmy

• Yet Another Call Blocker for blocking calls (even though it doesn't get updates for a long time still works for me)

• And core apps from Fossify