The Open Bank Project Platform Android OAuth Java SDK is an open source RESTful API platform for banks that supports accounts, transactions, counter-parties, transfers (payments), entitlements (permissions), metadata (comments, tags, geo tags, urls etc.), multiple views on accounts (my data, shared data, open data), PSD2 compliance and more. The Open Bank Project is an Open source API and Application store for banks.
When a business's various stakeholders consider the decisions to make as they execute an API strategy, the API's business model will prove to be key. But as Ziggeo learned, in the interests of seizing the biggest opportunities, you may have to go back on your initial business model decision.