# WhatFont - Chrome Extension Security Audit & Unpacked ZIP Download

> **CRX8 Security Inspection & Official Download Hub**  
> **Category**: Design & Assets | **Version**: 2.1.1 | **Rating**: 4.5 / 5.0 (3100 ratings) | **Users**: 1,000,000+  
> **Safety Score**: 9.9 / 10 (极佳安全 · 纯净实用)  
> **Updated**: 2026年4月10日 | **Package Size**: 220 KiB  
> **Official Page**: https://crx8.com/ext/whatfont

## Overview & Verified Verdict
Verified Design & Assets extension. Security Score: 9.9/10, Rating: 4.5★ (3100 reviews).

## Permissions & Manifest Security Audit
- **Security Score**: 9.9 / 10
- **Auditor Verdict**: Low risk. Full compliance with Chrome Web Store MV3 guidelines.
- **Manifest Permissions**: [{"perm":"activeTab","desc":"在当前标签页执行字体样式探测","risk":"低"}]

## Key Features & Highlights
- 鼠标悬停在任何段落或标题上，即时弹出浮动卡片展示字体名
- 点击文字固定展示详情窗：Font Family、Weight、Font Size、Line Height 与十六进制颜色值
- 自动识别 Typekit、Google Fonts 等第三方 Web 字体提供商
- 极简体验，再次点击图标立即退出探测模式

## Pros & Cons
### Pros
- 设计师与前端开发寻找排版灵感的绝佳利器
- 体积仅 200KB，毫无后台常驻资源消耗

### Cons
- 仅能探测纯文本文字，无法识别嵌入到静态图片中的文字

## Recommended Alternatives
- Fonts Ninja: 更现代化，支持字体试用与价格授权查看
- ColorZilla: 更侧重于颜色吸管与渐变生成

## Direct Download (Official Google Stream)
- **Native CRX Format (Official Source)**: [Download .crx](https://crx8.com/download/whatfont.crx)
- **Unpacked ZIP Format (Load Unpacked)**: [Download .zip](https://crx8.com/download/whatfont.zip)


## How to Install Unpacked Extension (.ZIP)
1. Download the `.zip` archive above and extract it to a local folder;
2. Open Chrome or Edge browser, navigate to `chrome://extensions`, and enable **Developer mode** in the top right;
3. Click **Load unpacked** in the top left, and select the extracted folder to run immediately.