Leanify is a lightweight lossless file minifier/optimizer. It removes unnecessary data (debug information, comments, metadata, etc.) and recompress the file to reduce file size. It will not reduce image quality at all.
Kraken Web Optimizer Alternatives
Kraken Web Optimizer is described as 'With Image Optimizer you can losslessly optimize your PNG, JPEG and GIF files and thus save your bandwidth and your users' time! Kraken recompresses images with blazing speed and strips metadata with image quality intact' and is a Image Optimizer in the photos & graphics category. There are more than 50 alternatives to Kraken Web Optimizer for a variety of platforms, including Web-based, Mac, Windows, Linux and Wordpress apps. The best Kraken Web Optimizer alternative is ImageOptim. It's not free, so if you're looking for a free alternative, you could try ImageOptim or TinyFast. Other great apps like Kraken Web Optimizer are RasterFox, RIOT - Radical Image Optimization Tool, TinyPNG and MAZANOKE.
Alternatives list

- 70 Imgbot.net alternatives
Don’t spend another second worrying about compressing your images. Install Imgbot into your GitHub projects, and focus on your application.

Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.

optimus.io offers lossless compression of images available with a WordPress plugin and via API.
Cost / License
- Freemium (Pay once)
- Proprietary
Platforms
- Online
- Wordpress


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- 43 Optimizilla alternatives
The ultimate image optimization tool to compress your images in JPEG and PNG formats for sharing and posting on web pages.

Smaller Images, Faster Sites, Happier Visitors. Comprehensive image optimization that doesn't require a degree in rocket science.
A powerful photo resizer and optimizer for Mac, allows you to optimize all your photos by 80% ~ 20% comparing to their originals while keeping their original resolution, quality.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac



Compressor.io is a powerful online tool for reducing drastically the size of your images and photos whilst maintaining a high quality with almost no difference before and after compression.



Crunch - Insane(ly slow but wicked good) PNG image optimization. It combines selective bit depth, color type, and color palette reduction with zopfli DEFLATE compression algorithm encoding using embedded versions of the pngquant and zopflipng PNG optimization tools.



PictureBeaver is a WSH script for batch optimization PNG/JPEG/GIF images using optipng/jpegtran/gifsicle utilities.

























