DerivativesModels.com - Includes calculator for interest rate options, equity and exotic derivatives, and more.
IFCI Geneva Papers - Series of research papers intended for professionals and academics working in fields related to financial derivatives and commodities.
International Capital Markets School (ICMS) - Offers commodity futures and options training with course materials, personal instructor assistance, quotes, charts, and more.
TradersGame.com - Traders and hedgers can price currency options and interest rate swaps. Also features a strategy-based market simulation.
World Wide Options - Road map to profitable workings of options on stocks, commodities, futures or indices.