Black Screen — permissions and source code
Pure Black Screen: simple blank black screen for monitor cleaning, focus mode, OLED checks, and display testing.
- Users
- 172
- Rating
- 5.0 / 5
- Version
- 1.0.1
- Updated
- June 8, 2026
- Size
- 166KiB
- Category
- Productivity
What this extension can access
These are the capabilities Black Screen declares in its manifest. Each one is a fact about the shipped code, not a judgement about the extension.
Reaches your browsing content
scriptingInject scripts into pages you visit.
Reaches browser state and activity
activeTabAccess the current tab, but only after you click the extension.
Local to the extension
storageStore its own settings and data locally.
Websites it can read and change
https://blakscreen.org/*Read and change your data on blakscreen.org.
Get this extension's source code
Download the .crx package or unpack it to read the source, entirely in your browser.
Inside the package
| Manifest version | MV3 |
| Files | 67 |
| Unpacked size | 435.1 KiB |
| Download size | 165.9 KiB |
File types
json · 54js · 5png · 5html · 2css · 1
Code characteristics
No dynamic evaluation or remote script loading was found.
Domains referenced in the code
Hostnames that appear in this extension's files. A hostname here means the string is present in the code, not that data is necessarily sent to it.
blakscreen.org