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
Flexible Image Transport System
The standard format of astronomy, carrying scientific data alongside the image. Files are typically far larger than the same picture as PNG.
All FITS conversionsTo
Silicon Graphics Image
The native image format of Silicon Graphics workstations, still used in visual-effects pipelines. It carries transparency and holds 8 or 16 bits per channel.
All SGI conversions