Patreon Developer - Funding the arts across the web with Patreon's new API
Patreon - Patreon enables fans to give ongoing support to their favorite creators.
Drip by Kickstarter - A new way to back creators. A Patreon competitor.
Open Collective - Recurring funding for groups.
Flattr - Help the open and free web flourish. Support creators by paying for their free content.
Level Music - A new platform for independent artists, everywhere. In beta.