The best alternatives to Knot API are Stripe, Truebill Budget & Bill Tracker, and Trim. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Knot API?
Hurree— The smarter, simpler way to analyze your data
Outerbridge is an open-source low-code/no-code workflow automation application, focusing on integrating on-chain (Web3) and off-chain (Web2) applications. It is free to self-host and easily extensible to build your own custom integrations.