SpeedVitals
Perform Web Vitals & TTFB Test on Multiple Locations & Devices
什么是SpeedVitals？
SpeedVitals是由https://speedvitals.com开发的Chrome扩展程序，该扩展的主要功能是“Perform Web Vitals & TTFB Test on Multiple Locations & Devices”。
扩展截图
下载SpeedVitals扩展crx文件
下载SpeedVitals扩展crx格式的文件，手动将Chrome插件安装到浏览器中，也可以将crx文件分享给朋友，轻松安装Chrome插件。
扩展使用说明
SpeedVitals Extension helps you perform the Web Vitals Speed Test and TTFB Test on any website directly from your browser.
SpeedVitals is a free Web Performance measurement tool that uses Lighthouse to measure Lab Data and Chrome's User Experience API (CrUX) to measure field data.
Key Features
1) Web Vitals: Measure all the Web Vitals such as First Contentful Paint (FCP), Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), First Contentful Paint (FCP), Time to Interactive (TTI), and Speed Index (SI). We also measure some other metrics like Server Response Time (TTFB) and Web Page Size.
2) TTFB Testing: Measure TTFB (Time to First Byte) from 40 locations across the globe
3) Multi-Device Testing: Measure your Website's Performance across more than 30 devices having different Form Factors
4) Multi-Location Testing: Run Core Web Vitals test on more than 35 locations across the globe including United States, United Kingdom, India, Japan, Australia, Germany, Brazil, South Korea, and more.
5) Field Data: View the real-world Core Web Vitals data of any Web Page using Chrome's User Experience API.
6) Resource Graphs: Resource Graphs give a visual representation of Web Page resource distribution.
7) Waterfall Chart: Waterfall Chart provides a visualization of the load timings with metrics like Blocking Time, DNS Lookup Time, TCP Connect Time as well as HTTP Request/Response Header information.
8) Layout Shift Visualizer: Layout Shift Visualizer presents a GIF of Cumulative Layout Shift (CLS) and helps diagnose the cause behind the shift
9) Code Coverage: Code Coverage helps identify the resources (CSS/JavaScript) with unused code segments
10) SpeedVitals Pro Tips: SpeedVitals Pro Tips is an advanced curated list of factors that can dramatically speed up a Web Page. It also includes advanced platform-specific tips for CMSs like WordPress 扩展基本信息
| 名称 |  SpeedVitals |
| ID | mccagcbgocbjhgbmjkpndpeolhcnaene |
| 官方URL | https://chromewebstore.google.com/detail/speedvitals/mccagcbgocbjhgbmjkpndpeolhcnaene |
| 简介 | Perform Web Vitals & TTFB Test on Multiple Locations & Devices |
| 文件大小 | 37.18 KB |
| 安装次数 | 1,253 |
| 当前版本 | 2.4.1 |
| 更新时间 | 2023-08-15 |
| 上架时间 | 2021-09-26 |
| 评分 | 5.00/5 共9次评分 |
| 开发者 | https://speedvitals.com |
| 电子邮箱 | [email protected] |
| 付费类型 | free |
| 扩展官网 | https://speedvitals.com |
| 帮助页面URL | https://speedvitals.com/contact-us |
| 隐私政策页面URL | https://speedvitals.com/privacy-policy |
| 支持的语言 | en-US |
| manifest.json | |
{
"update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
"manifest_version": 3,
"name": "SpeedVitals",
"description": "Perform Web Vitals & TTFB Test on Multiple Locations & Devices",
"version": "2.4.1",
"author": "[email protected]",
"action": {
"default_icon": "icon.png",
"default_popup": "popup.html"
},
"icons": {
"16": "icon16.png",
"32": "icon32.png",
"48": "icon48.png",
"128": "icon128.png"
},
"host_permissions": [
"https:\/\/app.speedvitals.com\/"
],
"permissions": [
"activeTab",
"storage",
"cookies"
]
} | |
