Here are 3 sample data files which you can use to try out gstalker.

*Warning, this is not real data, it is totally bogus, so please don't rely on it
 for any trading decisions.

Format is (symbol date open high low close volume openint).

cl.txt - is a 1996 December Crude Oil contract.
sp500.txt - is the SP500 index.
nyse.txt - is the NYSE composite index.