Wirize - Payment checkout for freelancers
ACH payments with Stripe - Accept bank payments with a few lines of code.
Pay Me Or Else! - How to avoid and deal with clients who don’t pay (ebook)
Giftbit Payment API - Stripe for gift cards
Spend Bill Gates' Money - Find out what and all you can buy with Bill's money 🤑
Recurring Payments - No need to create invoices. No need to remind clients to pay