EWWW Image Optimizer is a WordPress plugin that optimizes images on a website to improve page loading speed and overall site performance. Some of the key features of EWWW Image Optimizer include:

1. Image compression: EWWW Image Optimizer automatically compresses images to reduce their file size without compromising on image quality.
2. Bulk optimization: EWWW Image Optimizer allows users to optimize multiple images at once, making it easier to optimize entire media libraries.
3. WebP conversion: EWWW Image Optimizer can convert images to WebP format, which is a compressed image format that reduces image file size without compromising quality.
4. Cloud optimization: EWWW Image Optimizer can optimize images using cloud services such as Amazon S3, DigitalOcean Spaces, and Google Cloud Storage.
5. Lazy loading: EWWW Image Optimizer provides lazy loading functionality, which loads images only when they are needed, thereby improving page loading speed.
6. WooCommerce support: EWWW Image Optimizer is compatible with WooCommerce, allowing users to optimize product images and improve the performance of their online store.
7. Multiple optimization levels: EWWW Image Optimizer offers multiple optimization levels, ranging from lossless to ultra, to allow users to optimize images based on their specific needs.
8. Background optimization: EWWW Image Optimizer allows users to run optimization tasks in the background, enabling them to continue working on other tasks while the optimization process runs.