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