Numpy main repository
Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
Scipy library main repository
The most popular Ethereum development framework
Zipline, a Pythonic Algorithmic Trading Library
Open source analytics and market risk library from OpenGamma
The QuantLib C++ library
Open-Source Subscription Billing & Payment Platform
R package interfacing the Bloomberg API from https://www.bloomberglabs.com/api/
QuickFIX C++ Fix Engine Library
IPython widgets for the Jupyter Notebook
Portfolio and risk analytics in Python
A framework agnostic, multi-gateway payment processing library for PHP 5.3+
Open Source Billing a super simple way to create and send invoices and receive payments online.
Common financial risk and performance metrics. Used by zipline and pyfolio.
SImple, common-sense Bitcoin-themed Python ECC library
Python Algorithmic Trading Library
Python library to download market data via Bloomberg, Quandl, Yahoo etc.
Basic Development Environment - a set of foundational C++ libraries used at Bloomberg.
[DEPRECATED] A simple wrapper for yahoo finance quotes end-point.
Python interface to the Thomson Reuters Dataworks Enterprise (Datastream) API
Easy to use Python API wrapper to plot charts with matplotlib, plotly, bokeh and more
Cython QuantLib wrappers