Quickly and easily switch between popular user-agent strings.
Redirects your Browser to the newest version of the javadocs.
Example: https://docs.oracle.com/javase/7/docs/api/java/lang/String.html -> https://docs.oracle.com/javase/8/docs/api/java/lang/String.html
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
Adds Home Button for Firefox on android.
No need flash plugin on embeded youtube movies
Pocket Hits Featured
Adds a Pocket Hits panel to your Firefox for Android home page.
Highlighter with different colors, saving options, customizable highlight styles and undo/redo functionality.
Select some text, press M - done.
Changes can be stored in Textmarker history for later visits.
Does not work on tablet (yet).
Get desktop notifications, read, listen or delete emails without opening Gmail or Inbox by Gmail & easily manage multiple accounts.
Smarter Scrolling Featured
Flick your finger quickly up or down to scroll right to the top or bottom of the page
Create and edit PDF files with PDF editor online
Android/iOS like night mode for twitter web app. Enable or disable it at the click of a button.
DevTools for Redux with actions history, undo and replay.
One-click in-line page translation for Firefox. Translates any page using Google Translate or Microsoft Translator. It's minimalist. The translate icon will only appear if the page is in a foreign language.
Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.