Heads Up

by De Voorhoede · Developer Tools

FeaturedManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

View your <head> data for easier developing.

Users

241

+43 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#59K

#49K among extensions

Version

2.3.1

updated 15 May 2023

Users

monthly, 3 years

Latest, 15 Oct 2026: 241 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 4 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 Heads Up

Heads Up is a tool for web developers to easily and visually see the data in your <head>. This prevents time spent viewing the source code of the page you are testing. Heads Up works with any site and web app. Supports local host and hot module reloading. Heads Up currently supports: - Inspecting page for application and search related metadata. - Previewing cards for Facebook, LinkedIn, Slack, Twitter and WhatsApp. Heads Up is open source. You can view the source code on Github at: https://github.com/voorhoede/heads-up.