Browse extensions
Chrome, Firefox, and Edge
TabVault
Save tabs into named groups to free memory, then reopen them later without the memory hit.
X-Switch
This extension enables users to switch between back-end servers by reading HTTP headers with host-name information (like X-Server). Ideal for developers and website admins!
Daily Red Pokemon — Battle Helper
Check Gen 3 type matchups offline, explore Red's team, and learn battle basics. Companion to dailyredpokemon.com.
Tsukuyomi
Tsukuyomi lets you manually sleep tabs to reduce memory use — clean, simple, efficient.
Postmates Order Tracker Dark Mode
Applies a dark mode theme to the Postmates Order Tracking page, making it easier on the eyes during nighttime browsing. Enjoy a sleek and comfortable tracking experience with reduced glare
PDD Envoy
PDD Envoy records your browsing on your own device so you can license it to organizations, or contribute it to research you join. You decide what is licensed, withheld, or blocked. Export or delete at any time. No ads, no third-party analytics.
Upslash
Bookmarking reinvented for distributed teams
presently
A simplistic new tab page with the time and date. Requires no permissions. To set this as your homepage, type in "moz-extension://" in the homepage field and look for the extension UUID which can be found in about:debugging#preferences.
Cool-Pics - NewTabPage
A homepage where you will find all the features like beautiful wallpaper, links to popular apps, recently closed tabs, bookmark tabs, search, clock and more!
QuickSniff
Quickly find your selected fragrance on your favorite website. Click the extension icon to change your preferred sites.
PersonaQA
Audit any web page with AI-driven personas
Datametrik UTM Campaign URL Builder
Quickly generate clean, standardized UTM tracking URLs for Google Analytics 4 and paid media campaigns.
⭐ Seasons Prestige ⭐
This extension displays additional information regarding current players' scores for 2 players Seasons games on BoardGameArena at any time.
Vitelyzer
Detects Vite-built sites and lists them in the popup.
Magnifier
Drag a box around small print on any page, and Magnifier shows just that part big and clear.
Desk Date Clock
Desk Date Clock: Show the current date and local time in the popup.
SayNoToTabs
Don't allow more than one tab per window.
Time Spent i
Show how long you've been on the current website.
Unicode Character Search
Search selected UTF-8 character on BabelStone Unicode What Is It.
Flappy Bounce
After one or two attempts, you should be getting better at flying through these scary spikes without sending
Rare Tijden
Plakt de zin 'Het zijn rare tijden.' voor artikelen op de grootste Nederlandse en Vlaamse nieuwssites. Dat is het.
HoldTranslate - 长按鼠标左键翻译/还原
长按鼠标左键在原文正下方插入双语对照翻译，再次长按一键还原；实时支持 YouTube 与 X 视频双语/单语字幕翻译；内置 Google、微软、DeepSeek 及自定义大模型
Borderify
Adds a solid red border to all web pages matching mozilla.org.
FlowControl
FlowControl – YouTube Playback Speed Controller Easily control YouTube video speed with keyboard shortcuts. Speed up or slow down playback instantly!
video97: AI Video Generator
Create AI videos from text or images, plus AI images, voiceovers and music. Works with your api14 account; results stay in history.
Vivoo™
Best Online Shopping Extension
AI Chat 切换器
在网页右侧悬浮面板中快速切换多个 AI 聊天服务（ChatGPT、Claude、Gemini等）
Grayscale Toggle
Toggle grayscale for websites and remembers which ones you toggled.
GJL2CJ_Plugin
本人查看博客时感觉网站的界面太亮，所以尝试写个插件改成黑色背景，当访问cj1064789374的CSDN博客时生效。
FormQA - Simple Browser Automation for Teams
Record, Run and Share Browser Automations with your whole Team.
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All collections- Ad blockers
Compare extensions that remove advertising from web pages, with links to their permissions and security findings.
- VPN and proxy extensions
Explore browser extensions with VPN or proxy connection features, then compare their access and published security reports.
- Password managers
Find extensions with password-vault features and review the permissions and security evidence behind each listing.
- Developer tools
Discover extensions for inspecting pages, working with API requests and testing websites, alongside their security reports.
- Reading and accessibility
Explore text-to-speech, reader-view and reading-aid extensions, with direct links to their permissions and security reports.