Issuetrak - Issue tracking software for help desk and customer service
Unimus - Unimus is a Network Automation and Configuration management (NCM) solution designed for fast deployment network-wide and ease of use. Unimus does not require learning any abstraction or templating languages, and does not require any coding skills.
Deskun - Deskun is a Help Desk system inside Gmail. It enables you to support customers directly from your mailbox, manage projects, and use free features for Gmail.
Oxidized - configuration backup software (IOS, JunOS) - silly attempt at rancid
Kapdesk - Kapdesk offers support teams with a helpdesk software to streamline support tasks.
RANCID - RANCID - Really Awesome New Cisco confIg Differ.