Lightscreen
Lightscreen is a lightweight screen shooting application for Windows and linux used to automate the process of saving and cataloging screenshots.
WinSnap is a small enhancement utility for taking and editing screenshots.
WinSnap is a small enhancement utility for taking and editing screenshots. Standard features include easy capture of nonrectangular windows with customized and transparent backgrounds, simple and automatic canvas transformations, coloring effects, and the addition of eyecandy drop shadows. WinSnap supports a variety of image formats and has advanced autosave features.
Portable Capture Screen / Take screenshots
Productivity Phots and Graphics Backup and Sync
portable screen-capture screen-grab screenshot-utility screencapture object-capture