Graphics part 3

Bitmap Compression

•  ImageAlpha — Mac OS X GUI for pngquant and other tools
•  Kraken.io - robust, ultra-fast image optimizer and compressor with best-in-class algorithms.
•  PNGGauntlet - Smash PNGs for faster sites
•  PNGoo - Windows GUI for batch conversion.
•  Pngyu - simple PNG image file compression tool.
•  SuperPNG Photoshop plug-in — Mac and Windows. Comparison with "Save for Web"
•  TinyPNG - Advanced lossy compression for PNG images that preserves full alpha transparency.