Stock Analysis Program
Spreadsheet for trading binary options.
Technical indicators in Python
Free Java components for Quantitative Finance and Algorithmic Trading
[DEPRECATED] Yahoo finance API is shut down by Yahoo!
Trading journal for Currency,Stock,Commodity traders
A C++ based tool for managing an investment portfolio.
Calculates simple or compounding interest
Scrapes contracts from Interactive Broker's website
C# library and samples for processing market data from the Spark API
ATS
Finance-Quote-LJSE extends Finance::Quote to fetch quotes from LJSE
FIX protocol administration tool
GeniusTrader is a stock market trading systems toolkit