ACBR Comic Book Reader

A free comic book reader and converter for Windows and Linux.

Features:

• Windows & Linux versions.
• Compatible file formats:
  • Comic books:
    • CBZ, CBR, CB7, PDF & EPUB^[1].
  • Image files:
    • JPG, PNG, WebP & AVIF.
  • Ebooks:
    • PDF & EPUB^[2].
  Including password protected PDF, CBZ (AES encryption not supported), CB7 and CBR files.
• Windowed (simple UI) and full-screen (no UI) modes.
• 'Fit to width', 'fit to height' and a customizable 'scale to height' page views.
• Page rotation.
• UI available in:
  • English, Spanish, Russian & German.
• Automatically restores the previous session's last opened book and page, and remembers the last books' page positions.
• Portable mode (by creating a file named portable.txt in the same folder as the executable).
• ComicInfo.xml editor:
  
  • view the metadata stored in ComicInfo.xml files inside CBR, CBZ and CB7 comic books.
  • create and/or modify the metadata stored in ComicInfo.xml files inside unencrypted CBR^[3], CBZ and CB7 comic books.
  • search for and import comic book metadata from Comic Vine (a Comic Vine API key is required).
• Integrated audio player:
  
  • supports MP3, Ogg, WAV, M3U and M3U8 files.
  • can export playlists to M3U files.
• Tools:
  • Convert/Resize:
    • comic books (CBR, CBZ, CB7, PDF or EPUB^[1] to CBR^[3], CBZ, CB7, PDF or EPUB).
    • images (JPG, PNG, AVIF or WebP).
  • Create:
    • a comic book (CBR^[3], CBZ, CB7, PDF or EPUB) from a list of image files and/or comic books.
    • a QR code image from text.
  • Extract:
    • comic book pages (to jpg, png, avif or webp).
      
    • text (OCR) from a comic book page or image file.
    • a QR code's text from a comic book page or image file.
    • a color palette from a comic book page or image file.
      • can be exported to a GPL or ACO palette file.
  • Other:
    • search and open books/comics from:
      • Digital Comics Museum.
      • Internet Archive Books.
      • Project Gutenberg. 
      • xkcd Webcomics.
        
    • search and open audiobooks from:
      • Librivox AudioBooks.
    • search dictionary terms from:
      • Wiktionary Dictionary.
  
  [1] Images only.
  [2] Reading EPUB Ebooks is an experimental / extra feature outside the main scope of the project. It may not work for all files and could be removed in future versions if necessary.
  [3] Creating and modifying CBR files are disabled by default. They can be enabled in the preferences but require a third-party command-line tool (rar from WinRAR) to be installed in the system.

Basic Controls:

• Toolbar :
  • buttons: 'open file', 'previous page', 'next page', 'fit to width', 'fit to height', 'rotate counterclockwise', 'rotate clockwise' and 'toggle fullscreen'.
  • slider: use it to quickly go to any page in the book.
• Keys:
  • 'right arrow' or 'page down' to go the next page.
  • 'left arrow' or 'page up' to go to the previous one.
  • 'up arrow' to scroll the page up, 'down arrow' to scroll the page down.
  • 'wasd' to scroll the page vertically and horizontally.
  • 'f11' to toggle full-screen mode.
  • 'ctrl+O' to choose a file to open.
  • 'ctrl++' and 'ctrl+-' to zoom in or zoom out the view. 'ctrl+0' to reset it.
• Mouse:
  • 'scroll wheel' scrolls the page up and down.
  • 'left-click' opens the next page if the right side of the view area is clicked and the previous page if the left side is clicked.
  • 'right-click' opens a context menu with some basic navigation options.
  • 'ctrl+scroll wheel' to zoom in or zoom out the view.

Open Source:

The source code for this program is open and available on GitHub, where you can also find betas and previous releases and contribute translations or feedback.