Calibre-Web vs Komga: Which Should You Self-Host?

Quick Verdict These serve different primary audiences. Calibre-Web is for ebook libraries — it manages EPUBs, supports send-to-Kindle, syncs with Kobo devices, and integrates with Calibre's metadata system. Komga is for comics and manga — it excels at CBZ/CBR files, has first-class Tachiyomi/Mihon integration, and offers superior metadata scraping for comic collections. Pick based on what you read. Overview Calibre-Web is a web frontend for Calibre ebook libraries. It reads an existing Calibre metadata.db database and provides a web interface for browsing, reading, downloading, and managing ebooks. It supports EPUB, PDF, MOBI, and other ebook formats with send-to-Kindle, Kobo sync, OPDS, and format conversion capabilities. Komga is a comics and manga media server that scans directories of CBZ, CBR, EPUB, and PDF files, organizes them into series, and serves them through a web reader and API. It focuses on comic-specific metadata (ComicInfo.xml), series organization, and integration wit