In twenty years, when Creative Cloud is a memory (or a monthly fee larger than a mortgage), and some historian tries to open a 2020s WebP archive on a vintage CS6 machine, this tiny 8BI file will be a Rosetta Stone. It will be proof that users—not corporations—are the true stewards of software longevity.
Ensure you placed the file in the Plug-ins folder, not a sub-folder like Scripts .
Using the WebP plugin in CS6 is not a seamless experience. You learn its quirks: photoshop cs6 webp plugin
Standard WebP plugins do not support animation. For animated WebP, you need specialized software or a different script.
WebP is an image format developed by Google that provides lossless and lossy compression for images on the web. WebP lossless images are 26% smaller in size compared to PNGs, and WebP lossy images are 25–34% smaller than comparable JPEG images at equivalent SSIM quality index. In twenty years, when Creative Cloud is a
Google originally released an official plugin for CS6. They have since removed it from their main website, but it exists on archive sites (e.g., GitHub or old Adobe Exchange). It does not work on 64-bit Mac systems running macOS Catalina or later, and it lacks support for lossless WebP.
There are two primary plugins used to bridge the gap for older Photoshop versions: Using the WebP plugin in CS6 is not a seamless experience
Upon saving, a window will pop up allowing you to adjust quality settings, compression (Lossy vs. Lossless), and metadata retention. Troubleshooting Tips