Statista - The Statistics Portal for Market Data, Market Research and Market Studies
BloombergView - A new consumer-focused and mobile-friendly opinion site
Statwing - Simply upload your spreadsheet or dataset, then select the relationships you want to explore. Statwing was built by and for analysts, so you can clean data, explore relationships, and create charts in minutes instead of hours.
Interactive Brokers - Deep discount electronic access broker offering online trading of Stocks, Options, Futures, Forex.
Displayr - Displayr is a data science, visualization, and reporting platform for everyone.
Robinhood - Free stock trading service.