Super CSS Inject

Keep multiple stylesheets ready to inject and change on the fly!
What is Super CSS Inject?
Super CSS Inject is a Firefox add-on that allows you to keep multiple stylesheets ready to inject and change on the fly. Easily switch between different stylesheets per browser tab and filter larger lists with the search feature. Stay organized and improve your CSS workflow with Super CSS Inject.

Add-on stats

Users: 36 ▲ 1
Rating: 4.50 (2)
Version: 1.2.0 (Last updated: 2020-05-31)
Creation date: 2018-05-26
Weekly download count: 3
Firefox on Android: No
Risk impact: Moderate risk impact
Risk likelihood: Low risk likelihood
Manifest version: 2
Permissions:
  • activeTab
  • storage
Size: 31.93K
URLs: Website

Other platforms

Query Inject (v1.1.0)
5.00 (1) 125
Not available on Edge
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Add-on summary

2020-05-31 Update

  • Added search in popup to easily filter larger lists (> 8 items).
  • Fixed overlapping bug in options page.

2020-03-16 Update

  • Improved the listing to work with larger stylesheet names.

2019-08-07 Update

  • Added popup to easily change between active stylesheet without having to open the Options page.
  • Now you can have an different active stylesheet per browser tab.
  • The list of stylesheets is now sorted alphabetically.

User reviews


Great extension; would be better if multiple CSS can be injected simultaneously.
by blackLotus(), 2021-03-26
View all user reviews

Add-on safety

Risk impact

Super CSS Inject requires a few sensitive permissions. Exercise caution before installing.

Risk likelihood

Super CSS Inject has earned a fairly good reputation and likely can be trusted.

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