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Komga

Media server for comics/mangas/BDs with API and OPDS support.

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What is Komga?

Komga is an open-source tool designed for organizing and managing digital reading materials, including CBZ, CBR, PDF, and EPUB files. It enables users to create structured libraries, collections, and reading lists to streamline access to their digital content. The tool addresses the challenge of disorganized digital libraries by providing a centralized platform for categorization and retrieval. It is particularly useful for individuals and communities with extensive collections of comics, books, and other media, offering a balance between simplicity and functionality. Its MIT license allows for free use, modification, and distribution, fostering a collaborative development environment. The project's popularity, indicated by over 6,500 stars, reflects its value in digital content management. Komga serves as a digital library organizer, catering to readers who need to manage large volumes of scanned comics, e-books, and other media. It solves the problem of fragmented file storage by allowing users to group files into logical structures, such as series or reading lists. The tool integrates with external readers and extensions, enhancing its versatility. Its focus on metadata editing and file organization makes it a practical solution for both casual and dedicated readers. By combining file management with reading capabilities, Komga reduces the complexity of maintaining a digital library while maintaining flexibility for customization.

How it works

Komga is an open-source platform for organizing and managing digital reading materials, including comics, books, and other media formats. Its primary purpose is to simplify the process of categorizing, accessing, and maintaining large collections of CBZ, CBR, PDF, and EPUB files. The tool is designed for users who need to structure their digital libraries efficiently. It provides a centralized interface for sorting files into libraries, collections, and reading lists, making it easier to locate and manage content without relying on external tools. Komga allows users to organize files into structured libraries, group them into collections, and create reading lists for personalized access. It supports metadata editing for series and books, enabling detailed categorization. Integration with OPDS readers, the Mihon extension, and an embedded Webreader ensures compatibility with various reading preferences.

How to use it

  1. 1Install Komga on a server or local machine, ensuring compatibility with its required dependencies. 2. Import CBZ, CBR, PDF, or EPUB files into the platform, which automatically detects and organizes them into libraries. 3. Use the metadata editor to refine series and book details, such as titles, authors, and publication dates. 4. Access content via the integrated Webreader, OPDS-compatible readers, or extensions like Mihon for reading. Practical tips include leveraging OPDS readers for cross-platform access and regularly updating metadata to maintain accurate categorization. Users should verify file format compatibility and ensure proper permissions for accessing stored content.

What it can do

  • Utility

Use cases

Assumptions and limitations

Assumptions

  • source: https://github.com/komga
  • license: MIT — free to use
  • privacy: Opens an external demo

Limitations

  • Limited public repository visibility on GitHub may hinder community contributions
  • No built-in advanced search filters beyond basic metadata fields
  • Dependence on external readers or extensions for full functionality
  • Manual metadata editing requires technical knowledge for complex adjustments
  • No native support for DRM-protected files or password-locked archives

Understanding the result

Media server for comics/mangas/BDs with API and OPDS support.

Tool details

  • Clearly flagged when a network request is needed.
  • No account, no sign-up, and no tracking of your content.
  • Powered by komga (MIT).
Built with
komga (https://github.com/komga)
License
MIT
Runs locally
No — requires a network request
Verification
Not yet verified
Input
Text
Output
Output
Open-source source & license

Built with https://github.com/komga. OpenToolVault provides the discovery and browser interface while crediting the original project maintainers.

Built with
komga
License
MIT
View source on GitHub

Open-source project

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References

Frequently asked

What file formats does Komga support?

Komga supports CBZ (Comic Book ZIP), CBR (Comic Book RAR), PDF, and EPUB formats. These formats are commonly used for comics, books, and scanned publications, allowing users to organize diverse digital content into structured libraries.

How does Komga handle metadata for its files?

Komga provides a metadata editor for users to manually input or refine details such as series titles, authors, and publication dates. While it automatically detects basic information from files, advanced metadata management requires manual intervention to ensure accuracy and consistency.

How can I access my Komga library on multiple devices?

To access Komga across devices, use OPDS-compatible readers or the Mihon extension, which allows synchronization with the platform. Ensure the server hosting Komga is accessible via a network or cloud service, and configure reader settings to connect to the OPDS feed.

How does Komga compare to alternatives like Calibre or Readium?

Komga focuses on organizing and managing digital media libraries with a simplified interface, while Calibre offers more advanced e-book management features. Readium is primarily a web-based reader for EPUB files, whereas Komga integrates reading and organization capabilities. Komga's strength lies in its lightweight design for comic and book collections, whereas Calibre provides broader e-book conversion and management tools.

What should I do if Komga fails to import my files?

If files aren't imported, verify that they are in supported formats and check for corrupted archives. Ensure the server hosting Komga has sufficient storage and permissions. If issues persist, review Komga's documentation or seek community support on forums, as the tool's GitHub repository may have troubleshooting guides or bug reports.

Spotted something wrong with Komga, or want to maintain it? See how to help.