Robinhood - Free stock trading service.

SlickReader - SlickReader is an easy and comprehensive personalization tool that allows reading the news of customer preferences and content present in the website’s feeds.

Trigger Finance - IFTTT for the stock market

FeedFury - FeedFury was a powerful RSS supportive tool that helped to manipulate or to retrieve content data from multiple web feeds by functioning as an XML directory, the reader, and the aggregator.

TradingView - The best charting tool for crypto and stocks

Reedah - Reedah is an alternative to the Google reader that allows users to read the content of various websites, blogs, stories, articles, and many more with RSS-based aggregator efficacy.