Robinhood - Free stock trading service.
E*Trade Web Platform - E*Trade Web Platform is a program that allows users to trade stocks, options, and other securities.
TradeStation - Whether you trade stocks, ETFs, options or futures, TradeStation’s award-winning tools and...
Calypso Platform - Calypso Platform is a comprehensive solution for trading, risk management, and regulatory compliance.
OptionsHouse - OptionsHouse is an online stock trading platform with an easy-to-use interface.
Finacle Treasury - Finacle Treasury is a comprehensive solution for trading, risk management, and operations.