Image Optimizer is a desktop application for compressing raster images and optimizing vector graphics.
It processes files locally and supports batch optimization, image conversion and configurable compression settings.
This is free and open source software.
Key Features
- Optimize JPEG, PNG, GIF and SVG images in batches.
- Drop individual images or folders with recursive folder scanning.
- Compare original and optimized images with an interactive preview.
- Adjust JPEG and PNG quality and convert JPEG and PNG images to WebP.
- Strip metadata and choose an output folder, add a suffix or replace source files.
Website: github.com/antonreshetov/image-optimizer
Support:
Developer: Anton Reshetov
License: MIT License

Image Optimizer is written in TypeScript. Learn TypeScript with our recommended free books and free tutorials.
Related Software
| GUI Image Compression Tools | |
|---|---|
| XL Converter | Easy-to-use image converter for modern formats |
| Imagine | Software to compress PNG, JPEG and WebP images |
| Caesium | Simple to use image compression tool |
| Curtail | Lossless and lossy compression modes (PNG, JPEG and WEBP) |
| YOGA Image Optimizer | Convert and optimize JPEG, PNG and WebP images |
| OptiImage | Useful image compressor that supports PNG, JPEG, WebP and SVG |
| Image Optimizer | Simple lossless compression |
| Halftone | Apply a pixel art-like style and reduce the file size in the process |
| PicSharp | Cross-platform desktop image compression application |
| Trimage | Cross-platform tool for losslessly optimizing PNG and JPG files |
| E-Mage | Cross-platform tool for losslessly image compression |
| Drop Compress Image | Convert and compress images |
Read our verdict in the software roundup.
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