Core Web Vitals Visualizer
Visualize the Core Web Vitals of any webpage
What is Core Web Vitals Visualizer?
Core Web Vitals Visualizer is a Chrome extension developed by MarketingTracer, and its main feature is "Visualize the Core Web Vitals of any webpage".
Extension Screenshots
Download Core Web Vitals Visualizer Extension CRX File
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Extension Usage Instructions
RUM Visualizer visualizes the Core Web Vitals for any webpage.
This extension will visualize the Core Web Vitals for any webpage. It includes the Largest Contentful Paint (LCP), First Input Delay (FID), Cumulative layout Shift (CLS), First Contentful Paint (FCP), Interaction to Next Paint (INP) and the Time To First Byte (TTFB). Get direct access to the Core Web Vitals historical data!
Features:
LCP
- Get LCP RUM values
- Visualize the LCP.
- Break down the LCP into Time to first byte, Resource load delay, Resource load time and Element render delay
FID
- Get FID RUM values
- Visualize the FID.
- FID breakdown
CLS
- Get CLS RUM values
- Show CLS breakdown
- Visualize the CLS
- Animate the CLS.
FCP
- Get FCP RUM values
- break down the FCP
INP
- Get INP RUM values
- Visualize the INP.
- INP breakdown
TTFB
- get TTFB RUM values
- breakdown the TTFB
Easy debugging:
- Emulate slow network conditions (3g).
- Enable or disable Caching for the current page.
changes:
1.2 added lots of LCP information like preloading, fetchpriority, rendering breakdown, first or third party etc.
1.4 left side menu, more information about render blocking resources and direct links to PSI, CrUX dashboard and W3C.
1.5 code improvements, layout improvements, added page experiments (defer javascript, disable javascript, disable third party scripts, lazy load images, defer background images & disable webfonts)
1.6 Better INP Breakdown, minor code improvements.
1.7 Log Events, Long Tasks and Long Animation Frames to the console that happen during and might interfere with the INP
1.8 Better metric updates, better logging, minor improvements
1.9 CrUX history API, small fixes, more CLS info Extension Basic Information
| Name |  Core Web Vitals Visualizer |
| ID | mcffmgagphgpgkdclllnilokablhjcge |
| Official URL | https://chromewebstore.google.com/detail/core-web-vitals-visualize/mcffmgagphgpgkdclllnilokablhjcge |
| Description | Visualize the Core Web Vitals of any webpage |
| File Size | 2.39 MB |
| Installation Count | 3,437 |
| Current Version | 1.9 |
| Last Updated | 2024-01-31 |
| Publish Date | 2022-10-29 |
| Rating | 5.00/5 Total 9 Ratings |
| Developer | MarketingTracer |
| [email protected] | |
| Payment Type | free |
| Extension Website | https://www.marketingtracer.com |
| Help Page URL | https://www.marketingtracer.com/contact |
| Privacy Policy Page URL | https://www.marketingtracer.com/privacy |
| Supported Languages | en |
| manifest.json | |
{
"action": {
"default_popup": "popup.html"
},
"content_security_policy": {
"extension_pages": "script-src 'self'; object-src 'self'"
},
"description": "Visualize the Core Web Vitals of any webpage",
"icons": {
"144": "icons\/rum144.png",
"16": "icons\/rum16.png",
"48": "icons\/rum48.png"
},
"manifest_version": 3,
"name": "Core Web Vitals Visualizer",
"permissions": [
"debugger"
],
"update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
"version": "1.9",
"content_scripts": [
{
"matches": [
"https:\/\/*\/*",
"http:\/\/*\/*"
],
"run_at": "document_start",
"js": [
"js\/content.js"
]
}
]
} | |
