Sigil
Productivity

Sigil

ePUB file editor

Website

Description

Sigil is a free, open source, multi-platform ebook editor.

It is designed to edit books in ePub format.

Features:

- Full UTF-16 support;

- Full EPUB 2 spec support;

- Multiple Views: Book View, Code View and Preview View;

- WYSIWYG editing in Book View;

- Complete control over directly editing EPUB syntax in Code View;

- Table of Contents generator with multi-level heading support;

- Metadata editor with full support for all possible metadata entries

(more than 200) with full descriptions for each;

- User interface translated into many languages;

- Spell checking with default and user configurable dictionaries;

- Full Regular Expression (PCRE) support for Find & Replace;

- Supports import of EPUB and HTML files, images, and style sheets;

- Files can be validated for EPUB compliance with the FlightCrew

validator;

- HTML Tidy: all imported files have their formatting corrected, and

your editing can be optionally cleaned.

This package provides the architecture-independant files.

Version

v2.7.6Mar 20, 2026