Adobe Flash Player (Chrome, Firefox & Opera)

The web multimedia player

Shockwave Player

The add-on to play multimedia Flash contents in 3D

IE Tab

View websites as if you visited them with Internet Explorer

Zotero

Complete manager for citations

WebMail for Thunderbird

Use Thunderbird to manage your webmail

Video DownloadHelper

Download videos from the Internet by means of Firefox

Bookmark Duplicate Detector

Eliminate you duplicate bookmarks from your favorite browser

Sparky Alexa Toolbar

Have Alexa's information in your browser

Buffer

Share on social networks the web contents you visit

User Agent Switcher

Tool to switch the user agent used

Web Developer

Toolbar aimed at web programming

Adblock Plus for Firefox

Block Internet adverts

TV-FOX

More than 2,500 TV channels live from Firefox

FireShot

Take screen captures from Firefox

Autofill Forms

Fill in forms automatically

Ank Pixiv Tool

Download manga images from Pixiv

DU Recorder

Record your screen and broadcast live

ShowMore

Capture video from your screen or from a webcam

Screencast-O-Matic

Simple program to record on video whatever happens on your computer screen

ScreenMo

Record your iPhone or iPad's screen

TinyTake

Capture images and videos on your PC

ApowerREC

A very complete and easy-to-use screen recorder

Free Screen Video Recorder

Record a video of what happens on your screen

AMCap

Capture video from any source as easy as possible

VidShot Capturer

Record your PC's activity on video

CamStudio

Record on video everything that happens on your screen

Debut Video Capture

Powerful app to capture video from a webcam or any other device

ZdSoft Screen Recorder

Versatile screen recording tool

oCam

Screen recorder and capturer

OBS Studio

Tool to capture video for streams

SMRecorder

Capture your desktop in a simple and easy manner