Calm Breath
Animated breathing guide with multiple techniques
Preview Link Target
Show a mini preview of the target page text when hovering over links
Resp Headers
View HTTP response headers for current or custom URL
Geo Quiz
Geography quiz testing countries capitals and flags
Hash Scan
Extract all hashtags from the current page with ranking
Cron Build
Build and explain cron expressions visually
Pixel Art
Create 16×16 pixel art with colors and download PNG
OS Features - Extension Edition
Enhance your Online Sequencer experience with a suite of custom themes, workflow fixes, and UI improvements.
3 users
Vision Mode
Simulate deuteranopia protanopia tritanopia on any page
Cap
Stop yourself from spending too much time on websites your know you shouldn't be. Set limits, automatically track your time, and block websites after reaching your limit.
3 users
Fadify from FadSec Lab
Modify the web with true dark aesthetics and utilities. Currently only for ChatGPT.com
3 users
Aurora for Grok
Glassmorphism backgrounds, focus tools, and quick toggles tailored for Grok on xAI. Not affiliated with xAI.
3 users
AT helper
Useful tools for site: Author.Today: dark theme, changing stats of your books, saving and showing found typos.
3 users
Active Tab Highlighter
Hebt den aktiven Tab farblich hervor und macht ihn sofort erkennbar. Farbe per Rechtsklick auf den Tab wählbar. Leicht, schnell und ohne das Firefox‑Theme zu verändern.
3 users
Better Local Video Player
An improved video player for local video files with enhanced controls and features.
3 users
Multi TZ
Timezone panel showing local and world times side by side
Regex Test
Test regular expressions with live match highlighting
Tomato Timer
25-5 focus timer with long break every four cycles
FF Store Middle Click New Tab
Re-introduces middle clicking a link to open the page in a new tab.
3 users
