Accessibility
Stable signalUnknownMedium-risk permissions
Harper's Letter Radar icon

Harper's Letter Radar

Highlights signatories of the Harper's Letter on all websites.

Users3Current public install base
Rating--Store average score
Reviews0Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Harper's Letter Radar Media preview

1 assets
Trend

30-day user trend

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User Growth Over Time

333332026年6月24日2026年6月27日2026年6月30日Latest: 3
Rating trend

30-day rating change

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Growth overview

Daily, weekly, and monthly growth

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1-day growthFlat
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7-day growthFlat
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30-day growthFlat
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Technical snapshot

Version, languages, and crawl freshness

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Version0.1.0
ManifestV3
Size21.3KiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

Review the store description, core capabilities, and common use cases.

This is a dead simple extension to highlight people who signed the Harper's Letter on any website you visit.

Reviews

Recent review snapshot

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5★
0
4★
0
3★
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1★
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