Convert jpg to mgr Online: jpg2mgr
You can use Tom's Editor to easily convert images from
Joint Photographic Experts Group JFIF .JPG to MGR Window Manager bitmap .MGR.
Tom's Editor is a free, online image manipulation and converter program.
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Joint Photographic Experts Group JFIF is an image format with extension JPG.
MGR Window Manager bitmap is an image format with extension MGR.