Include the obvious ones. I've got them already probably but who knows what I might have missed.
Include banned subs too they're still accessible.
Alright the ones I did so far are:
Anarchism
AnarchistNews
anarchy
Anarchy101
antifascistsofreddit
antifastonetoss
antiwork
blackwolffeed
CapHillAutonomousZone
COMPLETEANARCHY
Communism
communism101
CommunismMemes
chapotraphouse
chapotraphouse_2
coolamericafacts
DankLeft
demsocialists
discoelysium
dsa
enough_vaush_spam
EuropeanSocialists (I know)
fullcommunism
genzedong
greenandpleasant
Informed_Tankie
latestagecapitalism
latestageimperialism
marxism
me_ira
More_Tankie_Chapo
NewDealAmerica
propagandaposters
/SandersForPresident
sendinthetanks
sigmarxism
sino
Socialism
SocialistRA
solarpunk
SRAWeekend
Swoletariat
The_deprogram
TrueAnon
Ultraleft
WitchesVsPatriarchy
WorkersStrikeBack
WorkReform
worldanarchism
I think r/PropagandaPosters should be a high priority, it is obviously not leftist but if you filter by AES countries you'll find some awesome stuff there.
Also I'm not sure if this USSR photo album was ever reuploaded anywhere else
added
r/coolamericafacts for similar reasons.
deleted by creator