What is Komga used for?

Komga is a self-hosted media server for comics, manga, BDs, magazines and eBooks, with a web reader, OPDS, a REST API and Kobo and KOReader sync. It is a good fit for hosting a personal comic and manga library, and syncing reading progress with an eReader.

Is Komga open source?

Yes. Komga is open source under the MIT licence. Its source code is on GitHub at gotson/komga and is written mainly in Kotlin.

Yes. Komga is open source, so the software itself is free to use.

Can I self-host Komga?

Yes. Komga can be self-hosted on your own server or infrastructure; there is no official hosted version.

What is Komga an alternative to?

Komga is an open-source alternative to Everand and Kobo. Other open-source alternatives to Everand include Kavita, Grimmory and Calibre-Web.

Is Komga actively maintained?

Yes. The most recent commit to Komga was on 2 October 2026, and the latest release is 1.28.1, published on 2 October 2026. The project has 6.7k stars on GitHub.

Komga: open-source alternative to Everand, Kobo

About Komga

Komga is a media server for digital comics, manga, bandes dessinees, magazines and eBooks. You point it at your files, and it presents libraries, series and books through a responsive web interface that works on desktops, tablets and phones.

It supports collections and read lists for organizing a library, metadata editing and automatic import of embedded metadata. A built-in web reader offers several reading modes. Several users can be managed, with per-library access control, age restrictions and label restrictions. For other apps and devices it offers a REST API, OPDS v1 and v2 feeds, Kobo Sync for Kobo eReaders and KOReader Sync. Further tools include downloading books, series or read lists, duplicate file and duplicate page detection, and importing ComicRack read lists.

Komga is written in Kotlin on Spring Boot, released under the MIT licence and typically run with Docker. It is self-hosted software, with installation instructions and documentation on the project website and a Discord server for community help.

Key features

Responsive web UI for libraries and series
Web reader with multiple reading modes
Per-library access control and age restrictions
REST API and OPDS v1 and v2 feeds
Kobo Sync and KOReader Sync
Duplicate file and page detection
Collections and read lists

Good fit for

→Hosting a personal comic and manga library
→Syncing reading progress with an eReader

Built with: Kotlin; Docker
Tags: comics; manga; ebooks; media-server; opds; self-hosted; kotlin; docker

Komga: questions and answers

What is Komga used for?: Komga is a self-hosted media server for comics, manga, BDs, magazines and eBooks, with a web reader, OPDS, a REST API and Kobo and KOReader sync. It is a good fit for hosting a personal comic and manga library, and syncing reading progress with an eReader.
Is Komga open source?: Yes. Komga is open source under the MIT licence. Its source code is on GitHub at gotson/komga and is written mainly in Kotlin.
Is Komga free?: Yes. Komga is open source, so the software itself is free to use.
Can I self-host Komga?: Yes. Komga can be self-hosted on your own server or infrastructure; there is no official hosted version.
What is Komga an alternative to?: Komga is an open-source alternative to Everand and Kobo. Other open-source alternatives to Everand include Kavita, Grimmory and Calibre-Web.
Is Komga actively maintained?: Yes. The most recent commit to Komga was on 2 October 2026, and the latest release is 1.28.1, published on 2 October 2026. The project has 6.7k stars on GitHub.