Environment Marker

Name: Environment Marker
Rating: 5 (2 reviews)
Author: XjSv

Provides a way to add a color indicator or marker (ribbon) on a web page depending on the URL.

As of May 2026, Environment Marker has 3,000 users and a 5.00/5 rating from 2 reviews in the Developer Tools category.

XjSv Developer Tools★ Featured

Chrome Web Store ↗.crx

Users0%

3.0K

3,000

Rating0%

5.00

2 reviews

Reviews0%

Version

3.0.1

Manifest V3

History

1 snapshots

Tracking since Apr 24, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 24, 2026	3.0K	5.00	2	3.0.1
Now	3.0K	5.00	2	3.0.1

Permissions & access

Permissions: tabsactiveTabstoragescripting
Host access: <all_urls>

Screenshots

About

Features:
- Configurable Ribbons - Add a URL or part of a URL, choose a color and a ribbon will be added to the page of any website that matches part of that URL. Here are some examples:

    - github.com
    - https://github.com
    - http://dev.
    - http://qa.
    - environment-marker

- Configurable Ribbon Positions - Choose where to position the ribbon (top left, top right, bottom left, bottom right).
- Configurable Ribbon Sizes - Choose one of 5 sizes (extra small, small, normal, large, extra large).
- Ribbon Labels - Displays a label on the ribbon.
- Import/Export - Export and import ribbon configurations.
- Multilingual Support - Currently supports English, Spanish, German & French (more coming soon).
- Reusable Color Swatch - The last 7 colors used will be available from the color swatch.
- RegExp - When enabled the URL fragment can be used with RegExp instead of searching using indexOf.
- Tab Counter - Displays the number of open tabs. Color is green when under 10 tabs and red when above. I plan to make this configurable in the future.
- Font Picker - Ability to select fonts for the ribbons. Font come from Google Fonts.
- Favicon Marker - Ability to set a colored circle marker to the favicon of the site.

See the open issues in GitHub for a list of proposed features (and known issues).

Github: https://github.com/XjSv/environment-marker

For contribution to translations see Environment Marker in Crowdin: https://crowdin.com/project/environment-marker