Key Features

WebP’s lossy mode uses VP8 intra-frame encoding to shrink photo file sizes up to 34% smaller than JPEG while maintaining equivalent visual quality.

• WebP Lossy Compression: Smaller Photos Without Quality Loss How WebP lossy compression uses VP8 intra-frame encoding to shrink photos 25-34% smaller than JPEG, with quality settings, SSIM comparison, and cwebp conversion commands. Sep 24, 2026
• WebP Lossless Compression: Perfect Quality, Smaller Files How WebP lossless mode preserves every pixel with the VP8L codec, 26% smaller than PNG on average, near-lossless mode, and when to choose lossless over lossy. Sep 24, 2026
• WebP Transparency: Alpha Channel Support for Web Images WebP 8-bit alpha channel transparency in lossy and lossless modes: how the alpha stream is encoded, cwebp conversion commands, and alpha quality control. Sep 24, 2026
• Animated WebP: Replace GIF and APNG With a Modern Format Animated WebP up to 64% smaller than GIF: 24-bit colour, alpha transparency, mixed lossy/lossless frames, img2webp and gif2webp workflows, and picture fallback. Sep 24, 2026