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
X BitMap
A plain-text image format that stores a bitmap as a C source array, historically for X11 cursors and icons. One bit per pixel, so it is black and white only.
All XBM conversionsTo
Truevision Targa
A long-standing format for game textures, video frames and image editing. It carries transparency and is simple enough that almost any graphics tool opens it.
All TGA conversions