Caesium Image Compressor
Caesium is a free, open source image compression software for Windows, Mac and Linux. It allows lossless compression of PNG and JPEG files with compression ratios up to 83% smaller than the originals.
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compression
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caesium
Caesium Image Compressor: Free, Open Source Image Compression
Caesium is a free, open source image compression software for Windows, Mac and Linux. It allows lossless compression of PNG and JPEG files with compression ratios up to 83% smaller than the originals.
What is Caesium Image Compressor?
Caesium is a free and open source image compression software for Windows, Mac and Linux operating systems. It specializes in significantly reducing file sizes of JPEG and PNG images with minimal loss of quality or accuracy.
The compression algorithms used by Caesium analyze images and optimize them to achieve impressive compression ratios of up to 83% smaller than the original files. Both lossless and lossy compression modes are available.
Key features include batch processing for compressing multiple images at once, metadata removal options, arithmetic coding for maximum compression, and full retention of chroma channels during RGB to YCbCr transformations. An integrated image viewer allows side-by-side comparisons of original and compressed versions.
Caesium is easy to use with a simple, clean interface focused on efficient and powerful compression. Advanced users can fine tune settings for optimal control over compression versus quality trade-offs. It's frequently updated and ideal for photographers, web designers, app developers, and anyone dealing with large image libraries.
Caesium Image Compressor Features
Features
- Lossless compression of PNG and JPEG files
- Retains full image quality while significantly reducing file size
- Supports batch compression of multiple images
- Available on Windows, Mac and Linux
- Open source software with community support
Pricing
- Free
- Open Source
Pros
Greatly reduces image file sizes without quality loss
Saves storage space and bandwidth
Very easy to use with simple interface
Completely free with no limits
Actively developed and maintained
Cons
Limited to only PNG and JPEG formats
Fewer features than paid alternatives
Slower compression speed than proprietary software
No cloud storage or team collaboration features
Requires some technical skill to install and use
Official Links
The Best Caesium Image Compressor Alternatives
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