I'm only aware about 3 free data sources:

 - [EuroNext][3]. Bonds and Equities are available. "Search by Criteria" -> select  instrument -> "Data downloads".
 - [RBS Databank][1]. Interest rates, FX rate, commodities and CPI
 - [GAIN Capital][2]. It contains infomation about FX rates only


  [1]: http://www.databank.rbs.com/default.aspx
  [2]: http://ratedata.gaincapital.com/
  [3]: http://www.euronext.com/trader/priceslists/priceslistsbonds-1919-EN.html