Opera browser required.
- This extension can access your data on all websites.
- This extension can exchange messages with programs other than Opera.
- This extension can access your tabs and browsing activity.
Screenshot
About the extension
- Downloads
- 585,235
- Category
- Developer Tools
- Version
- 3.1.11
- Size
- 7.9 KB
- Last update
- March 10, 2026
- License
- Privacy policy
- Service website
- https://kontur.ru/
- Support page
- https://help.kontur.ru/plugin
Related
-
Web Developer
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
-
RestMan
RESTMan is a browser extension to work on http requests.
-
CORS Toggle
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
-
Pixel converter
Pixel converter is a crucial web development and design tool for converting pixel values into different measurement units like inches, centimeters, or percentages, ensuring consistency across diverse devices and screens in responsive web design.
-
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!