XnView

XnView MP/Classic is a free Image Viewer to easily open and edit your photo file. The Image Viewer supports all major image formats (JPEG, TIFF, PNG, GIF, WEBP, PSD, JPEG2000, OpenEXR, camera RAW, HEIC, PDF, DNG, CR2). As Image Viewer you have features like color adjusting, image resizer, cropping, screen capture, metadata editing (IPTC, XMP) and much more. With its easy-to-use explorer-like interface, XnView MP allow you to quickly view your images and photos, but also to make image management. You have features like batch rename, batch converter, duplicate image finder, image compare, but you can also create contact sheets, slideshow.

• XnConvert is a fast and powerful batch image converter, you can convert, resize, watermark, add text, enhance, filter in batch mode.
• XnResize is a fast and powerful batch image resizer, you can convert, resize in batch mode.

List of image organizer

• Image organizer (image management application)
• ACDSee - 가장 많이 사용했던 사용 프로그램
• [추천] Nomacs - open source !
• XnView - ACDSee 만큼 편했지만 오픈소스가 아니다.
• gThumb
• digiKam
• Shotwell
• KPhotoAlbum
• Darktable
• Geeqie
• RawTherapee
• GNOME Photos - Photo viewer for GNOME desktop environment
• Gwenview - Photo viewer for KDE desktop environment
• Lychee (image organizer) - 무료/오픈소스 사진 관리 시스템
• Immich
• 리눅스 만화책 뷰어
  • Calibre - C++, free, cross-platform, and open source - https://calibre-ebook.com/
  • YACReader - robust, configurable, cross-platform and open source digital comic book reader. - https://www.yacreader.com/
  • [추천] MComix - open source GTK+ user-friendly and cross-platform ebook reader - https://sourceforge.net/p/mcomix/wiki/Home/
  • Lector - free and open source beautiful Qt-based ebook reader - https://github.com/BasioMeusPuga/Lector
  • Bookworm - simple minimalism-focused ebook reader developed to have a distraction-free mode by default - https://babluboy.github.io/bookworm/
  • Peruse - KDE based open source comic reader - https://peruse.kde.org/
  • Gomics - Go programming language, memory friendly with a simple, clutter-free UI, open source GTK3 comic and image archive viewer - https://github.com/salviati/gomics
  • ACBF Viewer - Python, open source book reader that works with all popular comic book formats including CBZ/CBR, ACV, and ACBF file formats - https://acbf.fandom.com/wiki/ACBF_Viewer
  • Comical - free and open source C++ comic viewer that focuses on CBR and CBZ using wxWidgets - https://sourceforge.net/projects/comical/
  • QComicBook - open source C++ based viewer for comic book archives that aims to provide simplicity and convenience - https://github.com/tombatossals/QComicBook
  • Comix - user-friendly, customizable image viewer - https://sourceforge.net/projects/comix/

Favorite site

• XnView web site