What is an open source project for image processing in php or python?

Question

PHP

My task was to write a service for image processing - statics for a site with high traffic and a large number of photos.
Who knows open source projects for image processing in php or pyhton ?
Tasks:
- upload several photos at a time;
- make miniatures for the given sizes and assign them certain names;
- to give on the standardized way photos of the necessary sizes;
Something like: www.imgix.com/docs

Answer 1

Thumbor?

Answer 2

Pillow (instead of PIL)
Scikit-image
There are bindings for imagemagick .