ACH payments with Stripe - Accept bank payments with a few lines of code.
SlickReader - SlickReader is an easy and comprehensive personalization tool that allows reading the news of customer preferences and content present in the website’s feeds.
Wirize - Payment checkout for freelancers
FeedFury - FeedFury was a powerful RSS supportive tool that helped to manipulate or to retrieve content data from multiple web feeds by functioning as an XML directory, the reader, and the aggregator.
Giftbit Payment API - Stripe for gift cards
Reedah - Reedah is an alternative to the Google reader that allows users to read the content of various websites, blogs, stories, articles, and many more with RSS-based aggregator efficacy.