Log in
Preview of User JavaScript and CSS KL

User JavaScript and CSS KL by Melvin Reed

Inject your own custom JavaScript and CSS into any website.

4 (1 review)
19 Users
Download Firefox and get the extension
Download file
About this extension
Inject your own custom JavaScript and CSS into any website.
Rated 4 by 1 reviewer

Star rating saved

5
0
4
1
3
0
2
0
1
0
Permissions and data

Required permissions:

  • Access browser tabs
  • Access your data for all websites
Learn more
More information
Add-on Links
Version
1.3
Size
13.69 KB
Last updated
2 months ago (Sep 9, 2025)
Related Categories
Version History
Add to collection
Report this add-on