WebAuthn DevTools

by Eiji Kitamura · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Capture and inspect WebAuthn API calls in DevTools

Users

160

+22 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#70K

#59K among extensions

Version

1.2.0

updated 20 Apr 2026

Users

monthly, 9 months

Latest, 16 Oct 2026: 160 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months

Latest, 16 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About WebAuthn DevTools

Open WebAuthn Pane in DevTools and you'll be able to audit input and output of the WebAuthn API requests. It also parses encoded or hashed payload so you can investigate its contents in detail. This extension does not collect or send information to the server.