To manage or view WebP files within ThumbsPlus, you typically need to rely on external system components or manual workarounds: Files: Thumb not working with WEBP format #825 - GitHub
For decades, photographers, graphic designers, and archivist professionals have relied on ThumbsPlus to organize terabytes of images. Its speed, database architecture, and batch-processing capabilities are legendary. However, the industry has shifted. JPEGs and PNGs are no longer the only players. WebP offers 25-35% smaller file sizes than JPEG at equivalent quality, making it the standard for modern web performance. thumbsplus webp