Gimp online - image editor and paint tool

GoFullPage - Full Page Screen Capture

Capture a screenshot of your current page in entirety and reliably—without requesting any extra permissions!

ColorZilla

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies

Take Webpage Screenshots Entirely - FireShot

Take FULL webpage screenshots. Capture, edit and save them to PDF/JPEG/GIF/PNG, upload, print, send to OneNote, clipboard or email.

Screen Recorder

Erich Behrens

Record a video from the camera or capture it from the screen (desktop, specific application window or browser tab)

The QR Code Generator

Create, scan, and edit QR codes instantly with one click.

Image downloader - Imageye

Find and download all images on a web page with Image downloader.