Web ScrapBook - A browser extension that captures the web page faithfully with highly customizable configurations.
Offline Explorer - MetaProducts Offline Explorer is a Windows NT/2000/XP/2003/Vista program that allows you to...
wpull - Wpull is a wget-compatible web downloader and crawler with WARC and Python/Lua scripting support
Cyotek WebCopy - Cyotek WebCopy is a free program for copying either full or partial website and save it to your local PC in order to view it in offline mode later on.
Offline Pages Pro - Offline Pages Pro is probably the world’s most advanced offline browser.
HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.