AnalyzerXL LLC.
- http://www.voptions.com/
- Strategy analysis software for building option strategies and testing it on real stock, futures, indexes, money options data.
PMpublishing
- http://www.pmpublishing.com/
- Offers the Professional Options Package (POP), risk management software for futures and options traders. Site includes daily volatility summary, options calculator, links, and trading tutorials.
Resolution
- http://www.derivativepricing.com
- Resolution specialises in derivative pricing, offering Excel add-ins for option pricing, bond pricing, and valuation of a wide range of other financial instruments.