Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
Bitcoin Core integration/staging tree
The QuantLib C++ library
The most popular blockchain development framework
A community based Python library for quantitative economics
Statsmodels: statistical modeling and econometrics in Python
Plotting library for IPython/Jupyter Notebooks
Django + Stripe Made Easy
The fundamental package for scientific computing with Python.
Scipy library main repository
Zipline, a Pythonic Algorithmic Trading Library
Stripe iOS SDK
Stripe Android SDK
Interactive Widgets for the Jupyter Notebook
Open-Source Subscription Billing & Payment Platform
Open source analytics and market risk library from OpenGamma
Cython QuantLib wrappers
Sample store accepting universal payments on the web with Stripe Elements, Payment Request, Apple Pay, Google Pay, Microsoft Pay, and the Sources API. 💳🌍✨
Open Source Billing a super simple way to create and send invoices and receive payments online.
A framework agnostic, multi-gateway payment processing library for PHP 5.6+
QuickFIX C++ Fix Engine Library
Easy to use Python API wrapper to plot charts with matplotlib, plotly, bokeh and more
ffn - a financial function library for Python
Python library to download market data via Bloomberg, Quandl, Yahoo etc.