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My side project: a Chrome extension that finds every image on a page — including the ones hidden from normal downloaders

I kept hitting the same wall: I'd open an image downloader on a site, it would find 12 images, and I could see 40 on the page. The reason is that most downloaders only look at `<img>` tags. Modern sites load images a dozen other ways: CSS backgrounds, lazy-loading attributes, web components, blob URLs, canvas, CDN links with no `.jpg` at the end. So I built SnapSave — Bulk Image Downloader . What it does - Side panel with every image on the page: thumbnail, size, format - Filter

五维评分

付费意愿
55
需求真实度
60
个人可落地
90
竞争空间
35
新鲜度
65

AI 分析

痛点:普通图片下载器只能抓到 <img> 标签,漏掉 CSS 背景图、懒加载、blob URL、canvas 等现代网页中的大量图片。

目标用户:需要批量下载网页图片的设计师、电商运营、内容采集者、研究人员和普通用户。

证据:I'd open an image downloader on a site, it would find 12 images, and I could see 40 on the page. ... Optional one-time $19 Pro (ZIP, auto-scroll deep scan, full-res originals from CDN thumbnails). No subscription. ... v1.1, 85 users, just launched.

变现:Freemium Chrome 扩展:核心功能免费无限使用,一次性 $19 Pro 解锁 ZIP 打包、自动滚动深度扫描、从 CDN 缩略图恢复原图等高级功能。

MVP:2 周内做一个 Chrome 侧边栏扩展:扫描 img、srcset、CSS background、lazy-load data-src、blob URL、canvas,展示缩略图/尺寸/格式并支持筛选和批量下载;免费基础版 + 一次性 $19 Pro 提供 ZIP 打包和深度滚动扫描。

竞品:Image Downloader、Fatkun Batch Download Image、Imageye、DownThemAll、Bulk Media Downloader

摘要:作者发现普通下载器只能找到 12 张图而页面实际有 40 张,于是做了 SnapSave,支持 CSS 背景、懒加载、blob URL、canvas 等隐藏图片。当前 v1.1 有 85 个用户,采用免费无限 + 一次性 $19 Pro 的模式,但尚无真实付费或收入数据验证。工具类竞品很多,不过“抓取现代网页隐藏图片”这个细分点仍有独立开发者切入空间。