IrfanView - IrfanView ... one of the most popular viewers worldwide.
CDisplay Ex - CDisplay Ex is the most used comic book reader.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
YACReader - Download YACReader for your platform. Windows, Linux, MacOSX. And enjoy you comic books cbr cbz with the best comic reader.
nomacs - nomacs is a free, open source image viewer, which supports mu
Tachiyomi - A free and open source manga reader for Android.