Squoosh is Google's open-source image compressor and it's genuinely excellent for compression. Like imgresizr, it processes files locally in your browser. The question is whether you need more than compression.
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| Feature | imgresizr | Squoosh |
|---|---|---|
| Compress images (browser-side) | ✓ | ✓ |
| No file upload to server | ✓ | ✓ |
| AVIF / WebP output | ✓ | ✓ |
| Resize image | ✓ | Basic |
| Bulk processing | ✓ | ✗ |
| Video tools | ✓ | ✗ |
| Audio tools | ✓ | ✗ |
| GIF tools | ✓ | ✗ |
| Crop, rotate, flip | ✓ | ✗ |
| Passport photo maker | ✓ | ✗ |
| Background remover | ✓ | ✗ |
| Works offline (PWA) | ✓ | ✓ |
If you're purely optimizing images for web and want precise codec control (AVIF, WebP, MozJPEG), Squoosh is outstanding. imgresizr covers all of that plus 110+ additional tools — resize, video, audio, GIFs, subtitles, and more.
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