SRDB is a command-line tool for searching and replacing values within a database, designed not to damage serialised objects.
WordPress plugin that allows whitelisting certain content and certain IP addresses
Whippet is a framework for building WordPress sites that eases deployment, plugin management and build steps.
Whippet Server launches a stand-alone web server for a specific WordPress installation. It makes WordPress easier to develop with, for example, by adding lots of debug information to the terminal without cluttering up or breaking your templates.