PHP Mini SQL Admin : Extremely lightweight alternative to heavy phpMyAdmin for quick and easy access MySQL databases.
PuPHPet : A simple GUI to set up virtual machines for Web development.
pgLoader : pgloader loads data into PostgreSQL and allows you to implement Continuous Migration from your current database to PostgreSQL.
pgLoader has two modes ...
Mockingbird : Mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application.