rainbow-text

Changes the color of each character (A-Z, 0-9) on a webpage.

Users130

Rating5.0

Reviews1

Manifest versionV3

7-day growth+4

7-day growth rate+3.17%

Preview

rainbow-text Media preview

5 assets

Trend

30-day user trend

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User Growth Over Time

Rating trend

30-day rating change

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30-day rating change

Start

5.00

Latest

5.00

30-day rating change

0.00

2026年5月29日2026年6月4日

Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthGrowing

+4+3.17%

7-day growthGrowing

+4+3.17%

30-day growthDeclining

-15-10.3%

Technical snapshot

Version, languages, and crawl freshness

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Version0.3

ManifestV3

Size54.92KiB

Languages1English (United States)

Published--

Store updated--

Last crawled--

Overview

Product summary

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

Simulate and train grapheme synesthesia. With enough time and practice this may improve cognitive abilities such as color perception and visualization, reading comprehension and speed, memory, and verbal abilities.

(https://pmc.ncbi.nlm.nih.gov/articles/PMC4235407/).

Open source: https://github.com/davebren/rainbow-text

When enabled for a website this extension will modify all of the characters A through Z and numbers 0 through 9 to a unique color. You can use the default colors or you can pick your own.

In order to provide a reliable experience the extension is currently enabled with an opt-in policy for each website. Not all websites will function correctly when it is enabled.

Enabling dynamic content will allow the extension to execute as text is added to the webpage.

Reviews