Sigil is a popular open-source e-book editor that allows users to create, edit, and format e-books in EPUB format. While Sigil has a range of features and benefits, there are several alternatives and competitors in the market that offer similar or even better services. In this article, we will explore the 10 best Sigil alternatives and competitors in 2024, providing you with a detailed overview of each option.

1. Calibre

Calibre is a comprehensive e-book management software that allows users to organize, convert, and edit e-books in various formats, including EPUB. It provides users with a range of features such as library management, conversion, and editing tools. Calibre also offers advanced customization options, making it an attractive alternative to Sigil.

2. Scrivener

Scrivener is a powerful writing software that allows users to create and edit long-form documents, including e-books. It provides users with a range of features such as outlining, research tools, and formatting options. Scrivener also offers advanced integration options and collaboration tools, making it a strong competitor to Sigil.

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3. Jutoh

Jutoh is a fully-featured e-book editor that allows users to create, edit, and format e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, import/export options, and formatting tools. Jutoh also offers advanced validation and testing tools, making it an excellent alternative to Sigil.

4. Pressbooks

Pressbooks is a powerful e-book publishing platform that allows users to create, format, and publish e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, editing tools, and distribution options. Pressbooks also offers advanced integration options and analytics, making it an attractive alternative to Sigil.

5. Kindle Create

Kindle Create is a free e-book creation tool developed by Amazon that allows users to create and edit e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, formatting tools, and preview options. Kindle Create also offers easy integration with Amazon's publishing platform, making it an excellent alternative to Sigil.

6. Vellum

Vellum is a fully-featured e-book editor that allows users to create, format, and publish e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, editing tools, and distribution options. Vellum also offers advanced validation and testing tools, making it a strong competitor to Sigil.

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7. Atlantis Word Processor

Atlantis Word Processor is a comprehensive writing software that allows users to create and edit long-form documents, including e-books. It provides users with a range of features such as formatting options, customization tools, and collaboration options. Atlantis Word Processor also offers easy integration with popular e-book publishing platforms, making it an attractive alternative to Sigil.

8. Booktype

Booktype is a powerful e-book authoring and publishing platform that allows users to create, format, and distribute e-books in various formats, including EPUB. It provides users with a range of features such as collaborative editing, customizable templates, and distribution options. Booktype also offers advanced integration options and analytics, making it an excellent alternative to Sigil.

9. iBooks Author

iBooks Author is a free e-book creation tool developed by Apple that allows users to create and edit e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, formatting tools, and preview options. iBooks Author also offers easy integration with Apple's publishing platform, making it a strong competitor to Sigil.

10. Oxygen XML Editor

Oxygen XML Editor is a comprehensive XML editor and e-book authoring tool that allows users to create and edit e-books in various formats, including EPUB. It provides users with a range of features such as customizable templates, editing tools, and validation options. Oxygen XML Editor also offers advanced integration options and analytics, making it an attractive alternative to Sigil.

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In conclusion, while Sigil offers a range of features and benefits for creating, editing, and formatting e-books in EPUB format, there are several alternatives and competitors in 2024 that offer similar or even better services. Calibre, Scrivener, Jutoh, Pressbooks, Kindle Create, Vellum, Atlantis Word Processor, Booktype, iBooks Author, and Oxygen XML Editor are all robust options worth considering. Each platform brings its own strengths, whether it's scalability, customizability, security, or integration with popular e-book publishing platforms. Ultimately, the best alternative to Sigil will depend on your specific needs and goals.