Firefox add-on with keyword - smartbook

Easily save bookmarks to start.me while you surf.

SmartBourse

This extension automatically changes HTTP web addresses to the secure HTTPS, whenever possible.

Provides ability to open only some bookmarks in a folder as a partial tree on Tree Style Tab.

SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.

Improve your privacy by limiting Referer information leak! Please note that this extension has been largely superseded by better browser defaults for websites using HTTPS (almost all) and is not maintained anymore.

Open a set of bookmarks as tabs on browser startup by simply selecting a bookmark folder which contains them.

Play, loop & bookmark multiple portions of a YouTube video.

Automatically find coupons and apply the best coupon code to save money for your online shopping!

A better gestures extension. Features include: mouse gestures, simple drag, super drag, rocker gesutres and wheel gestures.

Disables blur for images shown at integer zoom levels. Useful for 4K-monitor owners.

RSS Reader made to be simple and effective

Bookmark YouTube videos at their current playback position with one click to a folder in your bookmark bar.

Start using proxies with Firefox Proxy Add-on. Effortlessly bring all the essential proxy features into your Firefox browser with the Smartproxy add-on. Get your best proxies here: https://smartproxy.com/proxies/residential-proxies/pricing

Provides a simple way to create custom smart bookmarks folders in Firefox.

Modify a web page to make it more readable by bolding the beginning of a word (like bionic reading).

Allows youtube.com/tv to load YouTube TV App from regular browser.

Makes smartschool smart. This extension turns Smartschool into dark mode, light mode or even a custom mode Source code: https://github.com/iwannet/SmarterSmartchool-Firefox/ currently the extension isnt working that good but im working on it;

Webpage outliner

100% Pure Content.

Shop Smart with Sponsorhuset

Never miss a deal when you shop online. SmartSpending™ will automatically remind you if there’s a discount you can use.

An extension to add bookmarks with custom details and folder selection. Adds super power of searching folders before adding bookmark instead of manually looking for 100s of folder accumulated over years...

Add coupon codes & get cash back when shopping online!

Easy and fast drawing with smart drawing addon (uses Google AutoDraw)