Convert PWP to APNG (Animated PNG)

The PWP file extension stands for PhotoWorks Image File, associated with the PhotoWorks software developed by Seattle FilmWorks. Primarily used in the late 1990s and early 2000s for storing color images, PWP files are similar to SFW files and were commonly used for image downloads from the internet. Although the software is now discontinued, PWP files can be converted to standard JPG images using specific converters.

Animated Portable Network Graphics (APNG) is an extension of the Portable Network Graphics (PNG) format designed to support animated images. Introduced in 2004, APNG allows for animated sequences while retaining backward compatibility with non-animated PNG files. This format is utilized for its lossless compression, making it ideal for web graphics where image quality is paramount. APNG files are widely used for animated icons, logos, and other elements that benefit from high-quality animations without the artifacts common in GIF files. Its concise, efficient structure makes it a preferred choice among developers and designers focused on optimizing web performance.