A simple pic resizer working with drag and drop. Drag and drop an imagefile on a shortcut to the program, input width or height, confirm, find your resized image in the same folder with new dimensions in the file name.
Multi-core image resizer and rotator. Go crunch 'em!
...imgp intends to be a stronger replacement of the Nautilus Image Converter extension, not tied to any file manager and way faster. On desktop environments (like Xfce or LxQt) which do not integrate Nautilus, imgp will save your day.
Pycture Resizer is a little utility used to resize pictures. It supports various image formats and is written in Python. It features a nice GUI created with wxPython and file drag'n'drop. (wxPython and PIL needed)