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
Bitmap
Stores every pixel uncompressed — simple and readable by old Windows software, but large. Transparency is not supported.
All BMP conversionsTo
JPEG 2000
A wavelet-based successor to JPEG that holds quality better at small sizes and can carry transparency. It never replaced JPEG on the web, so browser and desktop support is patchy.
All JP2 conversions