WideImage is a PHP5 image manipulation library with a fluent interface that supports chaining operations and abstracts the normal GD2 operations from the interface into a more coherent and extendable framework.
Asido is a PHP (PHP4/PHP5) image processing solution, with pluggabledrivers(adapters) for virtually any environment. A lot of PHP developers (both on the PHP4 and PHP5 side) need image transformation operations for various tasks, the most mundane of which are the proportional resizing and
... [More] watermarking. Asido offers such solution: uniform API for image transformations that works with various environments (GD, ImageMagick, MagickWand, etc). Asido is open-source and its LGPL license allows you to place the class in your proprietary PHP projects. Asido offers the following functionality: resize images, watermark images, rotate imates, copy images, crop images, grayscale images, convert images, etc. [Less]
It's designed to be fast, intuitive and very powerful.
Its key features include an original and innovative interface, zoom and rotation tools, auto rotate of photos
... [More] when an orientation is provided in EXIF data (informations stored by digital cameras), cache of images in a smaller/intermediate size to increase display and loading speeds, a thumbnail's image navigation, ... [Less]
libPGF contains an implementation of the Progressive Graphics File (PGF). which is a new image file format, that is based on a discrete, fast wavelet transform with progressive coding features. PGF can be used for lossless and lossy compression.