Description: Quantopian is an online platform for building and testing algorithmic trading strategies. It provides a Python-based IDE, historical market data, and an engine for backtesting trading algorithms.
Type: software
Description: Scribus is an open source desktop publishing software used to create professional page layouts. It is suited for magazines, brochures, postcards, books and more with features like text flows between frames, advanced typography tools, CMYK color support and vector tools.
Type: software
Pricing: Free