mkthumb

If you're looking for a command-line utility that can automatically generate image thumbnails, then mkthumb is exactly what you need. This software is straightforward and easy to use. For every file you specify, it creates a new file with a thumbnail image. Moreover, you can also determine parameter settings such as thumbnail size and path location. This tool is licensed and distributed under the terms of the BSD License. With mkthumb, you can significantly reduce the time and effort required for thumbnail creation.