Giftcard Zen - Buy a gift card at a discount
Felt for iPhone - Handwritten cards for the modern world
Wirize - Payment checkout for freelancers
Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.
Google Payment API - Enable an easy-to-use checkout experience for customers
MidMod - Curated mid-century modern design for your home.