PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Launch27 - Online booking & appointment scheduling.
MySQL - The world's most popular open source database
CleanTelligent - CleanTelligent is business management software built from the ground up for use by janitorial service companies.
SQLite - SQLite Home Page
Swept - Trusted Janitorial Software that Saves Commercial Cleaning Companies Time & Money. Smart, simple design: time tracking, scheduling, inspection, and more.