Pegg - Pegg is an assistant for business admin in messenger, slack, telegram. It tracks your expenses and answers questions about finances.
Google Payment API - Enable an easy-to-use checkout experience for customers
ExpenseBot - ExpenseBot takes the hassle out of expense reporting with our intuitive interface and powerful integrations. Your employees will love us, and so will you!
Giftbit Payment API - Stripe for gift cards
5coins - A simple app to track your daily expenses
ACH payments with Stripe - Accept bank payments with a few lines of code.