RStudio - RStudio™ is a new integrated development environment (IDE) for R.
QuantConnect - 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.
Stata - Stata is a software that combines hundreds of different statistical tools into one user interface. Everything from data management to statistical analysis to publication-quality graphics is supported by Stata. Read more about Stata.
CloudQuant - Crowd based algorithmic trading development and backtesing for stock market trading.
JMP - JMP is a data representation tool that empowers the engineers, mathematicians and scientists to explore the any of data visually.
Quantopian - Your algorithmic investing platform