Firefox add-on with keyword - shift

Easily change your timezone to a desired value and protect your privacy.

a pink theme i made for myself

Night Shift Dark extention for the web modify CSS

Intercepts Ctrl+Shift+C, blocks opening developer tools, and copies the selection to the clipboard.

Basic extension that updates Google Drive to dark mode.

Find the same video on other video platforms.

Proxy switcher for FoxyProxy account holders

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

Download a file (SaveAs, SaveImageAs) on Shift + LeftClick (SeaMonkey style) or other shortcuts and mouse button clicks.

Copy the latest Borderlands SHiFT code to your clipboard

This simple addon opens links in a new active tab with Shift+LeftClick (left mouse button click), not in a new window Mainly for users, who used this shotcut in other browsers (e.g. Opera 12). You can select your own mouse + mod key combination.

View and manage downloads from a tidy status bar.

Control red, green, and blue color levels for both daytime and nighttime

Shift + scroll to change tab （Shiftとスクロールでタブを切り替えるアドオンです）

FireFox extention to fetch and redeem SHiFT codes on borderlands.com

Tabby helps you manage a lot of windows and tabs easily; it can help you open, close, move, pin, and do many other things on tabs and windows quickly. With Tabby, you can even save all you windows and tabs for later with just one click!

One click to close any overlay popup on any website. Use keyboard shortcut Cmd+Shift+X (Mac OS X) or Ctrl+Shift+X (Windows / Linux).

Speeds up playback. Affects all html5 videos and audio. | Speed up: Ctrl+Shift+U | Speed down: Ctrl+Shift+Y

Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.

Override existing type styles with the accessible requirements to test for WCAG 2.1 criterion for Text Sizing, 1.4.12.

Very slight, differently toned toolbars, and text.

Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.

Provides nine easy keyboard shortcuts to open new tabs on different containers: Ctrl+Shift+[1-9] / or Alt+Shift+[1-9] on OSx.

Save frequently-entered text for pasting later.

Time⚡️Shift: Effortless time zone conversion and meetings scheduling