What's Best allows the creation of optimization models in Excel. It solves linear, nonlinear and integer programming problems.

Monte Carlo, Decision Tree and Statistics add-in for risk analysis

Provides keyboard shortcuts designed for use by members of the financial community.

Automates the process of running Excel macros.

Software developers can isolate managed add-ins using this free COM Shim Wizard.

Eases navigating through complex spreadsheets. Provides company and purchasing information, free demo and a presentation of the product.

Proposes free games for Excel, developed with VBA.

Add-in for manipulating and analysing data.

A utility that aids with translation and cleanup of Excel spreadsheets. It captures and lists all words in the spreadsheet, allowing the user to globally substitute alternate words.

Developer of OptWorks, a suite of optimization tools. Includes Genetic Algorithms and six other non-gradient based optimizers.