Take Video Screenshots (+ GIF Maker) – Get this Extension for 🦊 Firefox (en-US)

Screenshot Button – Get this Extension for 🦊 Firefox (en-US)

Easily Take Full Page Screenshot in Firefox and Chrome

Take Video Screenshots (+ GIF Maker) – Get this Extension

Video to Animated GIF – Get this Extension for 🦊 Firefox (en-US)

Gfycat - Click to GIF – Get this Extension for 🦊 Firefox (en-US)

Gyazo

Awesome Screenshot & Screen Recorder – Get this Extension for

Take Video Screenshots (+ GIF Maker) – Get this Extension

Nimbus Screen Capture: Screenshot, Edit, Annotate – Get this