<p><strong>Sigil</strong> is a multi-platform WYSIWYG ebook editor. It is designed to edit books in ePub format.</p> 

<h5>Features</h5> 
<ul> 
	<li>Free and open source software under GPLv3 </li> 
	<li>Multi-platform: runs on Windows, Linux and Mac </li> 
	<li>Full Unicode support: everything you see in Sigil is in UTF-16 </li> 
	<li>Full EPUB spec support </li> 
	<li>WYSIWYG editing </li> 
	<li>Multiple Views: Book View, Code View and Split View </li> 
	<li>Metadata editor with full support for all possible metadata entries (more than 200) with full descriptions for each </li> 
	<li>Table Of Contents editor </li> 
	<li>Multi-level TOC support </li> 
	<li>Book View fully supports the display of any XHTML document possible under the OPS spec </li> 
	<li>SVG support </li> 
	<li>Basic XPGT support </li> 
	<li>Advanced automatic conversion of all imported documents to Unicode </li> 
	<li>Currently imports TXT, HTML and EPUB files; more will be added with time </li> 
	<li>Currently exports EPUB and SGF (Sigil native format); more will be added with time </li> 
	<li>Embedded HTML Tidy; all imported documents are thoroughly cleaned; changing views cleans the document so no matter how much you screw up your code, it will fix it (usually) </li> 
	<li>An actually usable user interface </li> 
	<li>Native C++ application </li> 
</ul>

Strahinja Markovic

Absolutely Free

Sigil

WYSIWYG e-book editor for the ePub format.

Master any document in the PDF format. Read, edit, convert, and sign them using life-saving PDF apps.

sigil

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Sigil: 1.9.30