some of the more or less interesting ones i came across...

r/InternetIsBeautiful r/AlpineLinux r/CoOpGaming r/antiXLinux r/devuan r/gamedeals r/privacyhardware r/opensourcegames r/FreeGaming r/fossdroid r/linux4noobs r/commandline r/channelsofyoutube r/DeepIntoYouTube r/ChannelWatch r/EatCheapAndHealthy r/Foodforthought r/initFreedom r/irc r/KeepOurNetFree r/linux_devices r/suckless r/techsupport r/unknownvideos r/usenet r/youtubeclassics r/suggestmeabook r/thinkpad r/DistroTube r/odysee r/lbry r/peertube r/FOSSPhotography r/DepthHub r/TrueFilm r/socialscience r/AskSocialScience r/UpliftingNews r/LinuxPhones r/startpages r/terminal_porn r/nodrm r/Antifeatures r/FreeAudio r/listentothis (separated by genre)