HakuNeko - HakuNeko is an all-in-one cross-platform utility that supports you to download manga and anime with various website support.
Paparazzi! - Paparazzi! is a small utility for Mac OS X that makes screenshots of webpages.
Hitomi Downloader - Desktop application to download images/videos/music/text from Hitomi.la and other sites, and more.
Awesome Screenshot - Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and...
HDoujin Downloader - A powerful doujin/manga downloader that supports hundreds of different websites.
web-capture - Capture a full web page screenshot online