Solo - Personal kanban boards hosted on your own server

Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.

Bonsai - One platform to streamline your entire business

Open.money - Open is a connected banking platform for business payments that simplifies the process of sending, receiving, and reconciling payments for businesses.

PayPal.Me - Request money using your own personalized URL.

Stripe iOS SDK - Accept both Apple Pay and credit card payments easily on iOS