Download

Firefox

AMO store

Add-on (hosted on GitHub, outside AMO store. Read the installation instructions here)

Opera

Opera add-ons

Add-on (hosted on GitHub, outside Opera add-on store. Read the installation instructions here)

Chrome

From now on use the userscript version below with Tampermonkey.

Userscript

GitHub

GreasyFork

OpenUserJS

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Firefox - How to install add-on from Github

• Click on the add-on link and save the add-on in your computer
• Open Firefox and enter about:addons in the url bar
• Click on the cogwheel ⚙ button next to the search bar on the top right
• Select Install add-on from file and select the add-on you saved in your computer
• Click Install after the add-on signature verification finishes

Opera - How to install add-on from Github

• Click on the add-on link and save the add-on in your computer
• Open Opera and enter about:extensions in the url bar
• Drag the downloaded add-on and drop on that page
• Click Install when the permissions pop-up is displayed