This is my list for now:
EFF
ACLU
Privacy International
Signal
Simpletools/fossifyX
Wikipedia
Aurora store
Fdroid and other fdroid apps
SuperProductivity
Arch Linux? GNU
Aegis
Bitwarden
Fennec
Mozilla firefox
Librewolf
Openstreetmaps
Youtube Piped
Newpipe
GrapheneOS
Calyx
Element, matrix, fluffychat
Lemmy, lemm.ee, infosec.pub, eternity
Xmanager, torrenting people, spotdl, youtubedl
For sure!
Also helps to set a monthly donation instead of a lump sum once a year. It’s more predictable for them, and they often get a lot of one time donations during the holidays and then very little otherwise. Monthly donations keep it consistent