Geppetto is a remote system automation for restricted environment with an easy to use web interface. Especially useful for a park of machines behind an ADSL box/router (floating IP / no incoming connection allowed). Only HTTP(s) used.
WebBackup is a PHP backup system that you can do backup of files and mysql databases and send to another server by FTP. You just need to create a schedule with the parameters.
Continues Integration system which has been developed for distributed networking execution environment. It started its life serving builds and tests in a commercial environment early days well before continues integration became a standard well-applied best practice in the industry. The code was open-sourced and was used by multiple local development teams known to the author. Later on alternative CI systems, like Jenkins and BuildBot, gained popularity, established big communities and...