This is a graphical image viewer that browser directories and supports all sorts of image formats. It is written in 100% rust code and depends only on rust code as well so should be safe to use for all kinds of weird formats out there.
All the basic browsing and viewing features work fine.
Bug reports and pull requests welcome at https://github.com/pedrocr/chimper
Meet us at #chimper on irc.freenode.net if you need to discuss a feature or issue in detail or even just for general chat.