OrbConvert converts your image files online. Amongst many others, we support PNG, JPG, JPEG, WEBP, GIF, SVG and TIFF. You can use the options to control image resolution, quality and file size.
From
Portable BitMap
The Netpbm one-bit format: every pixel is black or white, with no greys and no colour. Useful for masks and line art, unusable for photographs.
All PBM conversionsTo
AV1 Image File Format
Compresses harder than anything else we support, so it wins whenever file size matters most. Support is still patchy, so keep a copy in another format.
All AVIF conversions