Headliner
By JGastager
Analyze and visualize the heading structure of any webpage. Perfect for content creators, developers, and accessibility auditors.
Time on the storeUnder a yearA rough range, not an exact date
Store users41As shown on the Chrome Web Store
Chrome Web Store rating5.0 / 55 ratings on the Chrome Web Store
Last store update21 Apr 2026Version 1.0.1, 6 months ago
How Headliner is doing
Headliner has been on the store for less than a year and is in the top half of Developer Tools by users. Interest has been picking up lately.
- Time on the store
- Under a year
- Recent direction
- Rising
A rough range, not an exact date.
Picking up faster than the month before.
Members see the exact launch date, growth history and every release
Inside the extension
Product image 1 of 4Reviews
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The maker
JGastager has 2 listings on the store. Updates now and then.
- Listings
- 2
- Combined store users
- ≈68
- Store Featured
- 0
- Updated in the last 90 days
- 0 of 2
- JSON Parse27 users · updated 4 months ago
Combined users can count the same person more than once. See all 2 listings
Ext Watch AI
Should you build in this niche?
One research report for Headliner. Reports come with Plus, Pro and Max.
- Takeaway & demandCited takeaway and search volumes
- Traffic & domainPopularity rank, visits and authority
- Money & pricingPlans and prices from the maker’s site
- ReviewsComplaints and praise, quoted
- Competitors & ranksRank against the closest listings
- Build opportunityWhat to build and how to position it
- Every number shows its source and date
- Ready in a minute or two
- Report and PDF yours for 30 days
