Screengrab! saves entire webpages as images. Just right-click on the page you want to grab and look in the "Screengrab" menu. It will capture what you can see in the window, the entire page, just a selection, a particular frame... basically it saves webpages as images - either to a file, or to the clipboard. It can capture any Java or Flash embedded in a page, but to do this it requires Java to be
![Screengrab – Get this Extension for 🦊 Firefox (ja)](https://cdn-ak-scissors.b.st-hatena.com/image/square/84fe0f7531dd2788eeb8b4806f380878da0bff55/height=288;version=1;width=512/https%3A%2F%2Faddons.cdn.mozilla.net%2Fuser-media%2Fpreviews%2Ffull%2F12%2F12558.png%3Fmodified%3D1530207906)