Payment APIs
Which companies offer API-based ACH pay-ins and payouts?
Jul 5, 2020
Developer Tools, APIs, Sandboxes and Open Source
How can an international business access SquareCash, Venmo, or PayPal APIs?
Jun 1, 2020
Developer Tools, APIs, Sandboxes and Open Source
What does it typically cost to integrate 2Checkout into a website?
Mar 6, 2017
Developer Tools, APIs, Sandboxes and Open Source
How can I integrate a payment gateway into my WordPress website?
Mar 6, 2017
Developer Tools, APIs, Sandboxes and Open Source
In an online payments system, what are IPN callbacks?
Mar 3, 2017
Developer Tools, APIs, Sandboxes and Open Source
How can I get access to ACH APIs?
Jul 12, 2016
Developer Tools, APIs, Sandboxes and Open Source
Are there APIs that support building remittance services to Nepal, India, and the rest of Southeast Asia?
May 5, 2016
Developer Tools, APIs, Sandboxes and Open Source
Do any fully open-source payment gateways exist, beyond libraries that merely integrate with other gateways?
Apr 4, 2016
Developer Tools, APIs, Sandboxes and Open Source
Which provider offers the best API for sending payments programmatically to international users?
Dec 5, 2015
Developer Tools, APIs, Sandboxes and Open Source
Are there API options for recurring payments for Israeli companies besides PayPal?
Aug 10, 2015
Developer Tools, APIs, Sandboxes and Open Source
Which financial API should be used to build a free or near-free bank ACH transfer app similar to Venmo or Square Cash?
Jul 11, 2015
Developer Tools, APIs, Sandboxes and Open Source
Which APIs exist for transferring funds between accounts?
Jul 3, 2015
Developer Tools, APIs, Sandboxes and Open Source
How do you connect a website with a payment system?
Mar 6, 2015
Developer Tools, APIs, Sandboxes and Open Source
Is there a card.io-style scanning tool for checks?
Jan 3, 2015
Developer Tools, APIs, Sandboxes and Open Source
Is there a payment gateway that works directly on platforms like Twitter and Facebook?
Jun 11, 2014
Developer Tools, APIs, Sandboxes and Open Source
How can an external party confirm or authenticate a Square transaction?
Jun 3, 2014
Developer Tools, APIs, Sandboxes and Open Source
How can a third party independently verify a Square transaction?
Jun 3, 2014
Developer Tools, APIs, Sandboxes and Open Source
Is Stripe’s payment system superior to Dwolla’s for developers?
Feb 2, 2014
Developer Tools, APIs, Sandboxes and Open Source
For developers, is Stripe a better platform than Dwolla?
Feb 2, 2014
Developer Tools, APIs, Sandboxes and Open Source
What services or APIs enable users to send each other payments (bank/ACH) on my website?
Aug 10, 2013
Developer Tools, APIs, Sandboxes and Open Source
What online payment solutions work best for a U.S. startup with low volume and small transactions?
Jun 11, 2013
Developer Tools, APIs, Sandboxes and Open Source
If donors send donations via PayPal, can their email addresses be automatically captured into a nonprofit’s database?
Jun 11, 2013
Developer Tools, APIs, Sandboxes and Open Source
How can payment processing be handled in the background?
Dec 5, 2012
Developer Tools, APIs, Sandboxes and Open Source
Is there an API for moving funds between a customer’s checking and savings accounts?
Oct 11, 2012
Developer Tools, APIs, Sandboxes and Open Source
Is there an API to move funds between a customer’s checking and savings accounts?
Aug 10, 2012
Developer Tools, APIs, Sandboxes and Open Source
Is there an API that allows transfers between a customer’s checking and savings accounts?
Aug 10, 2012
Developer Tools, APIs, Sandboxes and Open Source
Do I need to give my developer details about my credit card processor/acquirer, or is providing the payment gateway information sufficient to set everything up?
Mar 1, 2012
Developer Tools, APIs, Sandboxes and Open Source
Does a developer need access to acquirer details or just the payment gateway to set up payments?
Mar 1, 2012
Developer Tools, APIs, Sandboxes and Open Source
Can Dwolla be used as a payment method on e-commerce sites that don’t use its listed carts?
Feb 8, 2012
Developer Tools, APIs, Sandboxes and Open Source
Can Dwolla be integrated as a payment option on eCommerce websites?
Feb 8, 2012
Developer Tools, APIs, Sandboxes and Open Source
Does Xoom provide an API for integration?
Jan 3, 2012
Developer Tools, APIs, Sandboxes and Open Source
Does Xoom provide an API for integrating money transfer functionality?
Jan 3, 2012
Developer Tools, APIs, Sandboxes and Open Source
How can you pay someone on your site if you only have their credit card number?
Dec 12, 2011
Developer Tools, APIs, Sandboxes and Open Source
Which ACH API is best suited for pulling funds from a customer’s bank account?
Dec 12, 2011
Developer Tools, APIs, Sandboxes and Open Source
Where can developers find an active PayPal community?
Nov 5, 2011
Developer Tools, APIs, Sandboxes and Open Source