Quantopian
QuantConnect
Backtrader
CloudQuant
QuantRocket
Gekko Plus
Intrinio
Quantreex
Axure
Balsamiq
Invision
Zeplin
Moqups
Proto.io
ProtoPie
Flinto
Quantopian
AxureQuantConnect - QuantConnect provides a free algorithm backtesting tool and financial data so engineers can design algorithmic trading strategies. We are democratizing algorithm trading technology to empower investors.
Balsamiq - Balsamiq. Rapid, effective and fun wireframing software.
Backtrader - Backtrader is a complete and advanced python framework that is used for backtesting and trading.
Invision - Prototyping and collaboration for design teams
CloudQuant - Crowd based algorithmic trading development and backtesing for stock market trading.
Zeplin - Collaboration app for UI designers & frontend developers