HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.
Awesome Screenshot - Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and...
SingleFile - Save a complete page into a single HTML file
Paparazzi! - Paparazzi! is a small utility for Mac OS X that makes screenshots of webpages.
Web ScrapBook - A browser extension that captures the web page faithfully with highly customizable configurations.
CutyCapt - CutyCapt is a small cross-platform command-line utility to capture WebKit's rendering of a web...