HandUp Gift Cards - Give directly to a homeless neighbor on the street
Gemnote - Handwritten cards & premium custom gifts for companies
Giftcard Zen - Buy a gift card at a discount
iwantdis - Tastefully curated products and gifts from the internet
Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.
Giftbit Payment API - Stripe for gift cards