Description: Donut is an open-source alternative to Canva for creating visual content like graphics, presentations, posters and more. It has a drag-and-drop interface with customizable templates, fonts, images and illustration tools.
Type: software
Pricing: Open Source
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