Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
PictuTools adds quick and easy access to online image manipulation tools to Firefox. It implements a context-menu which shown when over images and gives quick access to online services providing image manipulation tools, it also lets you re-share images, or get information from them.
CoLT (short for “Copy Link Text”) makes it easy to copy either a link’s text, or both the link text and its URL in a format you specify. This non-invasive extension simply appears as context menu items when you right-click a link. Fully customizable!
LightShot is an easy and convenient screenshot tool. Allows you to make screenshots of any selected area (video and flash too), edit and upload it to server. You just hit Lightshot icon on the toolbar or status bar, then select area you want to make a screenshot from and click ‘”Save” or “Upload to server”. In case of uploading you instantly get link to a screenshot you’ve just uploaded.
Times comments on YouTube are not adding much to the overall conversation. Sometimes they spoil the content you are trying to watch. They can even just be annoying. If you find YouTube comments annoying – try YouTube Comment Blocker.
Do you enjoy tabbed browsing? Are you annoyed when Firefox is able to display just 7 or 8 tabs (and two scroll arrows) in the tab bar? This simple yet powerful add-on allows your tabs to shrink to a smaller size before going into overflow.
Want to know how well a video is liked before you click on it in YouTube? Check out YTshowRating. This modifies YouTube to allow you to see the rating of related videos before you click on them. This way you will know how many thumbs up or thumbs down the video has gotten.
With Integrated Inbox for Gmail, you’ll experience full integration of all Google web apps—right in your inbox. Everything you use—will be at your fingertips. For personal use, and for businesses, Integrated Inbox has benefits galore.
Capture & Print lets you print an area on a webpage easily. All you need to do is highlight an area and you are ready to go. There is no real simpler way to put this.
Customize your bookmarks bar with Roomy Bookmarks Toolbar. This add-on adds a lot of little tweaks to your bookmarks toolbar that you might have right under your awesome bar and general browser navigation controls. It comes highly rated and packed full of Firefoxy goodness.