Create and edit eBooks with Sigil by Strahinja Marković
Sigil is a powerful tool for designing and editing eBooks with ease and precision, perfect for authors and publishers alike.
Sigil: The Ultimate Free EPUB Editor for Authors and Publishers
Sigil, developed by Strahinja Markoviæ, is an acclaimed open-source EPUB ebook editor that empowers authors, publishers, and digital content creators with an intuitive and feature-rich platform. Compatible with Windows, macOS, and Linux, Sigil offers seamless cross-platform performance for diverse user needs.
Key Features That Enhance Your E-book Creation Process
- WYSIWYG Interface: Design your ebooks visually with Sigil's easy-to-use editing environment, perfect for users without coding experience.
- Full Code Access: Edit the underlying XHTML and CSS directly for precise customization and advanced formatting options.
- EPUB Validation: Ensure your ebooks meet industry standards with built-in validation tools, minimizing publishing errors.
- Metadata Management: Effortlessly organize your book’s metadata including title, author, cover image, and more to optimize discoverability.
- Automated Table of Contents: Generate comprehensive navigational structures that enhance reader experience across devices.
Why Choose Sigil?
- Free and Open Source: No licensing fees, with continual updates driven by an active community of developers.
- User-Friendly for Beginners: An intuitive interface that simplifies ebook creation without sacrificing advanced capabilities.
- Powerful Editing Tools: Switch smoothly between visual design and direct code editing for complete control.
- Community Support & Resources: Benefit from extensive online tutorials, forums, and regular software improvements.
Summary
Sigil stands out as a premier free EPUB editor suitable for writers, educators, and digital publishers seeking a reliable tool for ebook development. Its versatility in design options, coupled with its robust validation and metadata features, make it an indispensable resource in digital publishing workflows.
Overview
Sigil is a Freeware software in the category Games & Entertainment developed by Strahinja Markoviæ.
The users of our client application UpdateStar have checked Sigil for updates 314 times during the last month.
The latest version of Sigil is 2.5.2, released on 07/23/2025. It was initially added to our database on 10/16/2009. The most prevalent version is 2.4.2, which is used by 30% of all installations.
Sigil runs on the following operating systems: Windows. The download file has a size of 80.9MB.
Sigil has not been rated by our users yet.
Pros
- Open-source and free to use
- Available for Windows, Mac, and Linux
- User-friendly interface for creating and editing eBooks
- Supports EPUB format for publishing eBooks
Cons
- Limited advanced formatting options compared to other professional eBook editors
- May not be suitable for complex eBook projects or extensive design customization
- Occasional stability issues or bugs reported by users
FAQ
What is Sigil?
Sigil is a free, open-source software for creating and editing EPUB e-books.
What is EPUB?
EPUB is an electronic book format based on XML markup. EPUB files can be read on a variety of e-readers, smartphones and tablets.
Can I use Sigil on Windows or Mac?
Yes, Sigil is available for Windows, Mac and Linux.
Is Sigil easy to use?
If you have some experience with HTML and CSS, you should find Sigil fairly easy to use. However, if you are new to e-book creation, there may be a learning curve involved.
Can I add images to my e-book with Sigil?
Yes, Sigil has a built-in image editor that lets you add images to your e-book. You can also import images created in other editors.
Does Sigil have any templates I can use?
Sigil does come with a few built-in templates, but they are fairly basic. However, there are many third-party templates available online that you can use.
Can I validate my e-book with Sigil?
Yes, Sigil has a built-in EPUB validator that checks your e-book for any errors or potential issues.
Can I work on my e-book across multiple devices?
If you store your e-book files in a cloud storage service, such as Dropbox or Google Drive, you can work on your e-book across multiple devices. However, you will need to make sure that you have the same version of Sigil installed on each device.
Does Sigil support languages other than English?
Yes, Sigil supports a variety of languages, including French, Spanish, German, Italian and more.
Is there any technical support available for Sigil?
Because Sigil is an open-source software, there is no formal technical support available. However, there is an active user community that often provides help and advice on the Sigil website and forums.
Minh Ong
I'm Minh, a software engineer and author with a passion for exploring and writing about the latest in software and technology. With my experience in software development and a specialization in software updates and content creation, I bring a deep understanding of the tech landscape to my reviews and articles. My focus is on providing you with comprehensive insights into general software topics and the latest industry news.
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