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
PC Paintbrush
An early DOS-era bitmap format, simple and compact for its time. It has no transparency and is kept mainly for reading old files.
All PCX conversions