# 千图 & 包图网高清素材助手 - Chrome Extension Security Audit & Unpacked ZIP Download

> **CRX8 Security Inspection & Official Download Hub**  
> **Category**: Design & Assets | **Version**: 1.2.1 | **Rating**: 4.8 / 5.0 (276 ratings) | **Users**: 35,000+  
> **Safety Score**: 9.7 / 10 (极高 (仅限千图/包图域名生效))  
> **Updated**: 2026年10月30日 | **Package Size**: 156 KiB  
> **Official Page**: https://crx8.com/ext/qiantu-baotu-downloader

## Overview & Verified Verdict
Verified Design & Assets extension. Security Score: 9.7/10, Rating: 4.8★ (276 reviews).

## Permissions & Manifest Security Audit
- **Security Score**: 9.7 / 10
- **Auditor Verdict**: Low risk. Full compliance with Chrome Web Store MV3 guidelines.
- **Manifest Permissions**: [{"perm":"activeTab","desc":"读取当前打开的素材详情页预览资源","risk":"low"},{"perm":"downloads","desc":"将提取到的高清参考图保存至本地文件夹","risk":"low"},{"perm":"*://*.58pic.com/*","desc":"仅在千图网与包图网官方域名下工作","risk":"low"}]

## Key Features & Highlights
- 同时支持千图网（58pic.com）与包图网（ibaotu.com）两大国内主流设计素材站
- 智能解析底层 CDN 高清大图预览源与动态视频流，一键保存至本地
- 在素材卡片与详情页自动注入快捷下载按钮，操作直观丝滑
- 内置批量素材整理队列，支持设计师快速建立灵感参考库

## Pros & Cons
### Pros
- 专为国内电商美工与平面设计师量身定制，精准适配千图/包图改版后的页面结构
- 主机权限严格锁定在 58pic 与 ibaotu 域名，不干扰其他日常网页浏览
- 纯前端高速直连下载，无需排队等待

### Cons
- 仅用于设计师个人灵感收集与初稿排版参考，商业印刷用途请支持官方正版授权源文件（PSD/AI）

## Recommended Alternatives
- 花瓣 / Eagle 采集插件: 通用采集插件直接抓下来的是带满屏网格的缩略图，而本助手针对千图/包图底层预览图源做了专门优化

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