Sigil
Multi-platform EPUB ebook editor
Sigil is a free, open-source EPUB editor for creating and editing electronic books in the EPUB format. It offers a WYSIWYG interface alongside direct code editing, validation, and metadata management.
Key features
- WYSIWYG and code editing
- EPUB 2 and EPUB 3 support
- Built-in validation
- Metadata editor
Strengths
- Released under the GPL-3.0 license
- Easy to set up — beginner-friendly
- Mature project with 6.9k GitHub stars
- Written in C++
Sigil replaces
Compare Sigil
25 head-to-head comparisons.
- Sigil vs Free Programming Books
- Sigil vs Paperless-ngx
- Sigil vs KOReader
- Sigil vs Koodo Reader
- Sigil vs Calibre
- Sigil vs Readest
- Sigil vs Ebook2audiobook
- Sigil vs Calibre-Web
- Sigil vs DeDRM Tools
- Sigil vs Kavita
- Sigil vs Ladder
- Sigil vs Wikidpad Notes
- Sigil vs Suwayomi-Server
- Sigil vs OPDS-PSE Reader Hub
- Sigil vs Open Library
- Sigil vs Komga
- Sigil vs Calibre-Web Automated
- Sigil vs Libation
- Sigil vs PDF Arranger
- Sigil vs pdf2htmlEX
- Sigil vs Librum
- Sigil vs Papra
- Sigil vs 13ft
- Sigil vs Calibre-Web Automated Book Downloader
- Sigil vs Readarr
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