btce-api is a library for accessing BTC-e's public and trading APIs using Python code. Its only prerequisites are included with the Python 2.7 installation. This library is not affiliated with BTC-e.
Forty Seven Bank continues its move to modernize banking. In the midst of its initial coin offering, it has released a PSD2 compliant API that developers can use to build banking apps. API features run the gamut of banking services. Forty Seven Bank seems dedicated to innovation and compliance.
The financial trading sector has witnessed a number of APIs appear on the trading scene over the past few years, like with TradeKing, Data Explorers, etc..