Viewport Inspector
Display screen resolution, viewport size, device pixel ratio, color depth, orientation, and aspect ratio.
Ambient Sounds
Play offline ambient sounds to boost focus: white noise, brown noise, rain, fan, static.
Math-o-Matic
Math-o-Matic detects and solves mathematical equations on the page, showing step-by-step solutions
SessionSnap
Save and restore named groups of tabs. Organize your browser sessions into custom collections.
Close Tabs on Exit (Android)
Closes all tabs when Firefox starts (simulating close-on-exit). Also adds a quick action to close all tabs now.
7 users
Vim-style Navigation
Navigate web pages using Vim shortcuts.
PageNotes
Attach sticky notes to any webpage that persist across visits
Copy All Tab URLs Secure
Copies the URLs of all open tabs to the clipboard or can load all the urls you've copied to your current window. Simple and secure.
7 users
Stopwatch & Timer
Precise stopwatch with lap times and a countdown timer with presets. Fully offline.
Form Resetter
Injects a visible Reset button into every form on a page. Restores all fields to their default values with one click.
String Utilities
Offline string processing toolkit: reverse, sort lines, deduplicate, extract emails/URLs/numbers, Base64, URL encode, HTML escape, and more.
Lite Mode
Block images, fonts, analytics, and ad networks to make pages load significantly faster. One-click toggle.
CCleanURL
Copy URLs without tracking parameters. Removes utm_*, fbclid, gclid and 40+ other trackers with one click or right-click.
7 users
MyWape url updater
Заменяет динамическую ссылку видео на текущей странице на актуальную динамическую ссылку.
6 users
Restore closed tab
Restore the last closed tab with one click or choose from recently closed tabs.
Tab Counter Ico
Displays the number of open tabs on the badge. Click to see a list of all tabs, search, and close duplicates.
6 users
URL Path Explorer
Visualise any URL as clickable breadcrumbs. Navigate to any path segment instantly. Shows query params and hash.
NoteTracker
A beautiful and intuitive NoteTracker with a rich text editor, cool features, insert tables, create multiple note tabs, and auto-save.
6 users
Text Case Changer
Convert selected text to UPPER, lower, Title, camelCase, snake_case, kebab-case, PascalCase, and sentence case.
Site Notepad
Write quick notes tied to the current domain with timestamps. View all notes, export as Markdown, or import/export JSON.
AllTabSearch
Find any open tab across all windows with live search
