Bulk PNG/JPEG to WebP Converter (saruwakakun.com)
A browser-based bulk converter for PNG, JPEG, and GIF images to WebP format. Processed entirely locally with no server uploads. Converted images can be downloaded as a ZIP archive.
Batch Convert Images to WEBP (boost-tool.com)
A free online tool to batch convert multiple images to WebP format. Adjustable conversion quality, with all converted images available for bulk download.
