HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.
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.
SiteSucker - SiteSucker is a Macintosh application that automatically downloads Web sites from the Internet.
Oxidized - configuration backup software (IOS, JunOS) - silly attempt at rancid
Offline Explorer - MetaProducts Offline Explorer is a Windows NT/2000/XP/2003/Vista program that allows you to...
RANCID - RANCID - Really Awesome New Cisco confIg Differ.