Patreon - Patreon enables fans to give ongoing support to their favorite creators.
Mac of all trades - Mac of all trades allows you to buy cheap refurbished Apple Computers and Laptops at the Lowest Prices with a Free Warranty, which covers the product in case of damages.
Drip by Kickstarter - A new way to back creators. A Patreon competitor.
Apple - Available on iOS
Open Collective - Recurring funding for groups.
EveryMac.com - EveryMac.com is an online website that provides complete details about every iPad, iPhone, Mac, iPod, and Mac clone made by apple.