Stable signalNo paid features detectedMedium-risk permissions
Pesticide icon

Pesticide

A CSS debugging tool that inserts outlines onto all elements to help with debugging layout issues

Users200KCurrent public install base
Rating4.0Store average score
Reviews145Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Pesticide Media preview

1 assets
Trend

User growth trend

Review user movement across collected snapshots.

User Growth Over Time

200K200K200K200K200K2026年7月15日2026年7月18日2026年7月21日Latest: 200K
Rating trend

7-day rating trend

View collected rating snapshots from the latest 7-day window to assess rating stability.

7-day rating change

Start
4.03
Latest
4.03
7-day rating change
0.00
3.933.984.034.084.132026年7月15日2026年7月18日2026年7月21日Latest: 4.03
2026年7月15日2026年7月21日
Growth overview

Daily, weekly, and monthly growth

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

1-day growthFlat
00%
7-day growthFlat
00%
30-day growthFlat
00%
Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version2.0.0
ManifestV3
Size24.29KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

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

This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.

This is a forked copy of Pesticide created originally by Adam Morse:

https://github.com/mrmrs/pesticide

This copy of Pesticide is created for students on the Complete Web Development Bootcamp by Dr. Angela Yu.

https://www.udemy.com/course/the-complete-web-development-bootcamp/

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

Store average score4.0Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average3.7Average computed only from synced review bodies below
Reviews with text100Synced review bodies
Total ratings / reviews145Chrome Web Store public rating/review count

Store average score: 4.0. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
57
4
10
3
3
2
5
1
25
alip lip2026年5月7日
4

can you add shortcut like button on off hehe might help UX

Version 2.0.0Language en
Abdirahman Omar2025年11月23日
3

this is cool

Version 2.0.0Language en
nikos kalogeropoulos2025年11月16日
1

ctrl not working and the colored blocks are terrible in new vergion!! come on fix it !!!

Version 2.0.0Language en
10 helpful · 1 not helpful
Vasyl Lespukh2025年11月12日
5

This is absolutely phenomenal Chrome extension for every front-end developer. Absolutely phenomenal when it comes to debugging CSS layouts.

Version 2.0.0Language en
Al Nahian2025年10月25日
1

it was good back then. now it's a damn piece of trash 💩

Version 2.0.0Language en
4 helpful · 1 not helpful
Alex Crocker2025年8月18日
1

Revert it please! The new version has horrible colored blocks covering what you need to see...

Version 2.0.0Language en
12 helpful · 0 not helpful
Polina Drykova2025年7月30日
1

Pleeeeease revert to the old version. This became horrible and unusable

Version 2.0.0Language en
14 helpful · 0 not helpful
Karttik Sharma2025年7月17日
1

Please bring back old version.

Version 2.0.0Language en
13 helpful · 0 not helpful
Imtiaz Hussain2025年7月1日
1

PLEASE BRING BACK THE OLD VERSION.

Version 2.0.0Language en
12 helpful · 0 not helpful
Rey Mark Pacanza2025年5月28日
1

The new version is so trash that it is NOT USABLE ANYMORE

Version 2.0.0Language en
13 helpful · 0 not helpful