www.kibot.com – bid/ask, some tick data, no volumes for FX

www.tickdatamarket.com/forex.php – pricy €280 per currency pair

www.quandl.com/collections – general economic data, some stocks, daily at best

datacatalog.worldbank.org and data.worldbank.org – world bank open data

www.fxdd.com/us/en/forex-resources/forex-trading-tools/metatrader-1-minute-data – meta trader format

http://www.histdata.com/download-free-forex-data/?/ascii/1-minute-bar-quotes – CSV

www.trading-tools.com/index.htm – data downloader, eod only, $59+

www.stockhistoricaldata.com/daily-download – either manual or via xls plugin, takes eod from yahoo

eoddata.com/products/default.aspx – free eod 1 min ohlc, but only 30 days, other not expensive

www.csidata.com – source for yahoo it seems – no fx

quantquote.com/historical-stock-data – stocks only

www.netfonds.no/quotes/paperdump.php?paper=EURUSD.FXSB – free eod only

knoema.com/atlas – all sorts of data including some economics

www.dukascopy.com/swiss/english/marketwatch/currency_index – 1 min fx ohlcv

stooq.com/db/h – 5 min fx no vol data also equities

www.fxhistoricaldata.com/EURUSD – hourly data fx, no volume, free but limited pairs

www.histdata.com/download-free-forex-data/?/ascii/1-minute-bar-quotes – lots of zip files but no volume