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
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 conversionsTo
Bitmap
Stores every pixel uncompressed — simple and readable by old Windows software, but large. Transparency is not supported.
All BMP conversions