GeniusTrader aims to be a full featured toolbox to create trading systems and to backtest them. It is very flexible, and you can customize almost everything. It is even possible to test various money management rules.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.