RawTherapee VS JPEGView

I haven't used either of these personally but darktable and Raw Therapee are two open-source options that seem to get recommended a lot. Source: 10 months ago

Some closing links to edit images, just because I dislike Adobe as a company :P. Https://krita.org/en/ - a great and free image editing tool, focused on painting but very much funtional in many ways you would also find in Photoshop. Https://www.photopea.com/ - an online alternative of Photoshop. Https://www.darktable.org/ - A free lightroom alternative to edit raw photos with. Http://rawtherapee.com/ - Dito for... Source: 11 months ago

Is GIMP not an option? Raw Therapee? Darktable? Source: 12 months ago

Darktable and RawTherapee for editing raw photos. Source: about 1 year ago

I use digikam to organise my photos and rawtherapee to edit. Both free and open source, more than enough capability for non-pro use. Source: about 1 year ago

There is also JPEG View which is really fast and simple image viewer for windows https://github.com/sylikc/jpegview) It is very fast, specially noticeable on very large images. - Source: Hacker News / about 1 month ago

JPEGView - lightweight image viewer for Windows. ShareX - screen capture tool with other nice features. Source: almost 2 years ago

JPEGView should be close enough to what you want. It's very light-weight. Source: almost 2 years ago

JPEGView is great, lightweight and opens stuff fast https://sourceforge.net/projects/jpegview/. Source: almost 2 years ago

JPEGView - Lean and fast image viewer with minimal GUI. Source: almost 2 years ago