8.2
Chrome extension source viewer
🌐 Chrome ExtensionURL or file chooser
View source code of Chrome extensions, Firefox addons or Opera extensions (crx/nex/xpi) from the Chrome web store and elsewhere.
100,000 usersRating: 4.6/5v1.7.0
Low Risk8.2/10
Scanned June 1, 2026
7.1
Permissions
6.0
Developer
10.0
Data Privacy
10.0
Policy Match
Permissions (7)
Read your open tabs and navigation activity
tabsexpected
Standard for tab managers — this permission is required for core functionality
Store data locally in the browser
storageexpected
Standard for tab managers — this permission is required for core functionality
Add items to right-click menus
contextMenusexpected
Standard for tab managers — this permission is required for core functionality
Manage and monitor your downloads
downloadsunusual
Not typical for tab managers — review why this is needed
Unknown permission: declarativeContent
declarativeContentunusual
Uncommon for tab managers but not necessarily a concern
Unknown permission: *://clients2.google.com/service/update2/crx*
*://clients2.google.com/service/update2/crx*unusual
Uncommon for tab managers but not necessarily a concern
Unknown permission: *://clients2.googleusercontent.com/crx/download/*
*://clients2.googleusercontent.com/crx/download/*unusual
Uncommon for tab managers but not necessarily a concern
Developer
NameURL or file chooser
Verified PublisherYes
Known EntityNot recognized
Data Flows
No external data transmission detected
This tool does not appear to send data to external servers.
Privacy Policy Analysis
Policy Status
Policy found
https://robwu.nl/privacy/cws/
Actual Data Collection
- tab data
- downloads
Policy matches observed behavior
Alternatives to Consider
Know what your tools are really doing.