Houdoku is described as 'Manga reader and library manager for the desktop' and is a comic and manga reader in the news & books category. There are more than 50 alternatives to Houdoku for a variety of platforms, including Windows, Android, iPhone, iPad and Linux apps. The best Houdoku alternative is Mihon, which is both free and Open Source. Other great apps like Houdoku are Kotatsu, Aniyomi, AzyX and Unyo.
Komga is a free and open source comics/mangas server with a web-based interface for browsing, searching and reading books and series as well as for administering accounts and access.
Mangayomi is free an open source manga reader and anime streaming cross-plateform app inspired by Tachiyomi and Aniyomi made with Flutter. It allows users to read manga and watch anime from a variety of sources.
Aidoku is a manga reader for iOS and iPadOS, it includes many sources for manga reading and amazing features with a stunning UI.
Comix is an image viewer specifically designed to handle comic books. It reads ZIP, RAR and tar archives (also gzip or bzip2 compressed), as well as plain image files. It has a simple and user-friendly GUI using PyGTK.
Perfect Viewer is a very fast image/comic viewer.
*Turn black/white image into 4 colorize image(Only available for donated users. Need install Perfect Viewer donation application). *Page layout: Auto single page, Auto dual page, Auto switch by screen orientation *Support Windows.
China
NeeView is a Free and Open Source, modern and powerful image viewer and a manga/comic reader that has high quality scaling options and many different customization options.
Japan
OpenComic is a free and open-source comic and manga reader for Windows, Mac and Linux, written with Node.js and using Electron.
HDoujin Downloader is a doujin/manga download manager that supports 200+ different websites. Just input doujin/manga URLs from your favorite website and they will be added to the queue.
A modern tracker, that let's everyone track their manga, manhwa, manhua, etc collections in a single place. It supports dozens of sites, from official publishers to fan-made translation groups - there is no better place to keep up to date with latest chapter releases.
