Without doubt, OnlyFans has taken the content and sexual subscription/fan page site concept to a whole 'nother level creating a platform where women (and men of course) have been able to make another stream of living. That said, OnlyFans is not the only option out there, and being on multiple platforms is a smart move.
Admire Me is a platform very similer to OF that allows you to sell images & video.
Alua pitches itself as an exclusive fan club site, allowing for the purchase of adult content.
BikiniFanatics, make content to promote and get a fanbase for your paying page.
Cam Model Agency is a partnership, where they work with you to promote to clients.
Chat Recruit is a large company that offers fan pages along with chat and camming.
CineFanz is a similar platform to OnlyFans, with fees being a major difference.
Clips4Sale is a little more hardcore, offering a marketplace with verified buyers.
FanCentro allows you to charge your fans & helps you with marketing on social media.
FanFuel is a subscription platform for ‘everyone’, like OF including models.
Fan-Topia looks like a generic fan page site, but has a sexual selling area too.
FriendsOnly is a subscription site where you can sell all manner of hardcore content.
Frisk Chat is a sex worker owned subscription site for content creators.
InkedGirl is catered to buyers looking for content of tattooed women.
IWantClips allows models to sell their video clips and much more for an agreed fee.
JustForFans has a large presence of LGBT+ models, especially men selling content.
LoverFans, you can join for free to sell vids, pics, live shows, premium content and much more.
LoyalFans is a new platform, modelling itself on OnlyFans, with mainly sexual content.
ModelCentro is another platform for selling all manner of sexual content on via a fanbase.
MYM Fans is a French based platform enabling models to cash in by selling content.
OnlyFans, the most famous and easy to start with platform. Mainly celeb focussed.
PocketStars promotes itself as a sex-worker friendly platform that is diverse.
RevealMe allows models to keep 100% profit of their video or image earnings.
Scrile offers a template to monetize texts, calls, premium content and live events.
So Spoilt is another platform that you can make money from via content as well as calls and msgs.
SubscribeStar is for those that want a more gentle approach to selling sexual content or beginners.
Top4Fans allows you to sell a lot of uncensored content to your fanbase, incluing pics and vids.