Zebra_Image is an open source and lightweight PHP image manipulation library.
The library object-oriented single file library, requires only the PHP GD2 extension and with this library you can rescale, flip, rotate and crop images. It supports loading and saving images in the GIF, JPEG and PNG formats and preserves transparency for GIF, PNG and PNG24.
For the most-used function, image resizing, there are various methods offered for a smart resize like “keeping the aspect ratio”, “resizing with prioritizing width or height” and “resizing by cropping”.
It is also possible to define the quality of .JPG outputs.
Requirements: PHP with GD2 extension
Website: http://stefangabos.ro/php-libraries/zebra-image/
