Image Scaler
Scales a bunch of images at once.
Usage Examples
Scale all images in your working directory to 200px width
imscale.py ./*.png -w 200 -p "scaled-"
To overwrite original images, use this:
imscale.py ./*.png -w 200 -f
Grayscale all images in your working directory
imscale.py ./*.png -g -p "grayscaled-"
License
Image Scaler is released under MIT License.