Redline — UI Annotation Overlay icon

Redline — UI Annotation Overlay

by TwiceD Technology GmbH · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Annotate UI elements in any web app with visual feedback. Includes a viewer for annotation files.

Users
4
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#273K
#227K among extensions
Version
0.2.0
updated 16 Mar 2026

Users

monthly, 7 months
025Mar 2026Jul 2026Oct 2026
Latest, 16 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months
001Mar 2026Jul 2026Oct 2026
Latest, 16 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 Redline — UI Annotation Overlay

Annotate UI elements directly in any web app running in Chrome. Produces structured JSON annotation files designed for consumption by AI coding agents like Claude Code.

Growth

WindowUsersChangeRatingsRating
7 days−1−20.0%00.00
30 days0+0.0%00.00
6 months+4–00.00

Version history

1 versions recorded
0.2.016 Mar 2026

Details

Category
Developer Tools
First seen
16 Mar 2026
Size
124 KB
Languages
en-US
Pricing
Free
Privacy policy
github.com
Extension ID
egdjiaglidnecgjbddcbdboffbhdlgdn

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
activeTabscripting
Site access
<all_urls>
Can read and change data on every website you visit.

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