ShortPixel is an easy-to-use image compression plugin. ShortPixel works on credits that allow you to compress images. It is popular for being lightweight and causing a lesser impact on the server during bulk processing.
Some of its major features are:
- Allows compression of JPG, PNG, GIF (still or animated) images and PDF documents.
- Permits to optimize thumbnails as well as featured images with the option to select individual thumbnails to exclude from optimization.
- Allows optimization of any image on site including images in NextGEN Gallery and any other image galleries or sliders.