Hoadley Trading & Investment Tools - Software tools for options trading analysis, and investment portfolio analysis and construction. Rocky Point Options Analysis Software - Offers a free web-based browser for options analysis (Win32). Downloads freely-available quotes from the net, and displays data plus derived values (delta, gamma, and theta). Easy Options ESPP Custom - Stock options and employee stock purchase management. Integrated options, ESPP, valuations, insider reporting, and task scheduling. Option-Aid - Learn how options are priced: The key parameters, the significance of each, and the impact of changes. Also includes free option trading tips. Option Internet Freeware - Options valuation and matrix, position chart and management, tutorial, and Internet links. Option Wizard Online - MS Excel based option analytical software. An evaluation offer available. OptionCity.net - Introduces OptionCity Calculator, an option pricing software capable of handling stochastic volatility and stock price jumps. OptionEdge - Simulate how a change in stock price, time left, and volatility can affect the profitability of your trade. Free demo available. Optionstar - Detailed analysis tools including black scholes, volatilities, greeks, price decay, and 1000+ spread generator. Free data. OptionVue Systems International Inc - Developers of OptionVue 5, an options analysis and trading package designed for option traders of all experience levels. Also includes educational trading articles, seminars, books, and CDs. Savvysoft - Performance derivatives software. Infinitely customizable, handles all types of derivatives. Butler Creek Software, Inc. - Software for the covered call investor that downloads, filters, and sorts potential returns for covered call investments. Option Insight - Free software that downloads option quotes and then shows all possible spreads. Sort by various criteria. Each spread also shows a profit-loss graph.