Downloadable computer software for creating and sharing collections of commands for streamlining repetitive activities; Downloadable software for customizing existing third party computer software with commands for streamlining repetitive activities; Downloadable computer software to customize spreadsheets with commands for streamlining repetitive activities; Downloadable computer software to automate repetitive activity carried out by users for various off the shelf software packages on a computer; Downloadable computer software for scripting and script execution; Computer software for controlling other computer software and data accessed and delivered by means of a global computer network; Downloadable computer software for application development, deployment and management