Open Web Data Viewer

by aaron · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 19 Oct 2026

Real-time publisher data and ad metrics using the Open Sincera API

Users

+1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#99K

#82K among extensions

Version

2.0.0

updated 8 Oct 2025

Users

monthly, 15 months

Latest, 19 Oct 2026: 66 usersMove the mouse over the chart for any month

Ratings count

monthly, 15 months

Latest, 19 Oct 2026: 0 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 Open Web Data Viewer

Open Web Data Viewer – Instantly Access and Organize Open Sincera Insights Open Web Data Viewer is a Chrome extension designed for adtech professionals, analysts, and media strategists who need fast, reliable access to Open Sincera data while browsing the web. With a single click, you can: Instantly view Open Sincera data for any domain you're visiting Explore key metrics like ad stack details, reach, ads.txt entries, and technology footprint Add domains to customizable lists for campaign planning, competitive research, or outreach Export your saved lists for use in external tools or collaboration Whether you're scouting publishers, auditing supply, or researching the open web, Open Web Data Viewer puts trusted insights at your fingertips.