Sigil

Arranges article collections and manuscripts for EPUB publishing.

Creator: Sigil-Ebook and contributors2.8.1Oct 23, 2026GPL-3.0Source repository
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Requirements

Windows 10 1809 or newer (x64), macOS 13 or newer, or a Linux system compatible with the official AppImage.

Quick start

Select your platform on the official download page, check the release notes and provided SHA-256 checksum, then install following your system's normal security prompts.

Edit ebook chapters, navigation, and metadata in a dedicated desktop workspace, suitable for authors compiling articles into electronic booklets. Some HTML and CSS knowledge is beneficial for smoother use. It is an EPUB editor, not a one-click bookstore listing service; local editing is free and requires no API.

Last source verification: 2026-10-16. The version field records the upstream release version 2.8.1; builds in browser stores and across platforms may vary. Boloop provides official source links and does not host, install, or test this software.

Official Source · Release Notes