Website Downloader - Download source code from any website
Web ScrapBook - A browser extension that captures the web page faithfully with highly customizable configurations.
Offline Pages Pro - Offline Pages Pro is probably the world’s most advanced offline browser.
A1 Website Download - Download websites to local disk for offline browsing or preserving a website soon going down.
Archivarix Website Downloader - Website online downloader and Content Management System (CMS) existing site converter.
WebSiteSniffer - WebSiteSniffer is a packet sniffer tool that captures all Web site files downloaded by your Web browser while browsing the Internet, and stores them on your hard drive under the folder that you choose.