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
Quite OK Image
A deliberately simple modern lossless format designed to encode and decode extremely fast. It carries transparency and beats PNG on speed, though far less software opens it yet.
All QOI conversionsTo
Radiance HDR
Stores a wide brightness range in the compact RGBE encoding, common in 3D lighting and environment maps. It carries no transparency.
All HDR conversions