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Permission · nativeMessaging

What the nativeMessaging permission means for a Chrome extension

Live Chrome Web Store extensions that declare nativeMessaging: 2 941, which is 1% of the 270 859 whose permissions we have read. Counted after our catalog pass of 2026-10-10.

What it lets an extension do

Talk to an application installed on your computer nativeMessaging

Reaches your browsing data or every site

Permissions in this group reach your browsing data or every site. Plenty of honest extensions need one; check that what the extension is for explains it.

What Chrome says when you add one

When you add an extension that declares it, Chrome asks you to allow it to:

Derived from the manifest by Chrome's documented rules; the dialog's exact wording depends on your Chrome version and language. Chrome asks again if an update requests more.

How common it is in each category

How common it is in each category
CategoryShare of extensionsExtensions
Make Chrome Yours · Privacy3%184 of 5 449
Make Chrome Yours · Accessibility2%174 of 8 075
Productivity · Developer2%512 of 28 348
Productivity · Workflow2%767 of 45 721
Productivity · Tools1%1 023 of 106 510
Productivity · Communication1%59 of 7 120
Lifestyle · Social1%38 of 7 160
Lifestyle · Well Beingunder 1%14 of 2 878
Lifestyle · Entertainmentunder 1%28 of 6 363
Make Chrome Yours · Functionalityunder 1%46 of 11 127
Productivity · Educationunder 1%44 of 11 516
Lifestyle · Travelunder 1%3 of 855
Lifestyle · Artunder 1%12 of 3 519
Lifestyle · Shoppingunder 1%15 of 8 708
Lifestyle · Fununder 1%13 of 8 489
Lifestyle · Newsunder 1%2 of 1 631
Lifestyle · Gamesunder 1%7 of 6 897
Lifestyle · Household0%0 of 493

Counted over the live extensions of each category after our latest full pass of the store. A share is context, not a verdict: what is normal depends on what the extension is for.

Widely installed extensions that ask for it

  1. Adobe Acrobat: PDF edit, convert, sign tools Access to every site · 15 permissions, 1 site pattern 343.0M users ★ 4.4
  2. 迅雷下载支持 Access to every site · 9 permissions, 3 site patterns 80.0M users ★ 2.9
  3. Chrome Remote Desktop No site access · 2 permissions 41.0M users ★ 3.1
  4. Microsoft Single Sign On No site access · 1 permission 36.0M users ★ 2.2
  5. Cisco Webex Extension Access to specific sites only · 1 permission, 2 site patterns 22.0M users ★ 2.3
  6. 360 Internet Protection Access to every site · 9 permissions, 1 site pattern 19.0M users ★ 4.5
  7. Claude Access to every site · 16 permissions, 1 site pattern 18.0M users ★ 2.9
  8. Malwarebytes Browser Guard Access to every site · 12 permissions, 1 site pattern 12.0M users ★ 3.8
  9. Microsoft Power Automate Access to every site · 6 permissions, 3 site patterns 12.0M users ★ 2.1
  10. Online Security Access to every site · 18 permissions, 1 site pattern 11.0M users ★ 3.6

Each links to what that extension can access and how its permissions have changed.

How to check your own extensions

  1. Type chrome://extensions in the address bar and find the extension in the list.
  2. Open its details. The Permissions section lists what Chrome granted it, in Chrome's own words.
  3. Open its details. The site access setting shows where it can run; set it to run only on click and it reaches a page only after you press its icon.
  4. To uninstall it, choose Remove on the same page.

Other permissions

Figures come from the public Chrome Web Store, which our own crawler reads up to 2 times a day. We do not install or audit extensions and publish no contact details for their developers. Catalog pass of .

Browse the catalog

Where the data comes from: how the catalog is built