Windows x64 download
MacOS (Arm64) download
MacOS (Intel) download

Sigil version 2.2.0 represents a mix of bug fixes and new features. We strongly recommend updating to the latest release of Sigil as it includes a large number of third party security fixes. Depending on how stable this version turns out to be, this may represent the last version of Sigil to support Qt5.

Changes in this Release

New Features

  • add support for Windows live switching from dark to light and light to dark modes
  • add support for Linux kde and gtk3 live switching from dark to light and light to dark modes
  • add new environment variable: SIGIL_PREVIEW_TIMEOUT (in milliseconds) to allow user control of the Preview updating intervals, valid range 100 - 10000. default value: 1000. Set only once at Sigil startup.
  • add new Find and Replace targets: Selected SVG files, Selected Javascript Files, and Selected Misc XML
  • add new Find and Replace Regular Expression menu option: Unicode Property (*UCP)
  • add ability to rename files when new name is just a case variant on case insensitive filesystems
  • extended the number of clips that can be assigned to toolbars (total now of 60 clips supported)
  • Accessibility improvements:
  • add abiity to highlight the widget with current focus (Thanks BeckyEbook)
  • add ability to double text insertion point width throughout Sigil
  • Extend Python Plugin Interface with info on preferred font mangling information
  • replacement strings in F&R can now use \x{hhhh} hex escape codes to represent unicode characters numerically

Other Changes

  • There will be no more built-in HighDPI settings in Sigil’s prefs. If you have special needs in that regard, you can still set your own Qt highdpi environment variables.

Bug Fixes

  • reformating css with multiline now adds space after selector comma
  • add in bulk resource move and use bulk delete to handle epubs with thousands of files
  • add in bulk resource rename to handle epubs with thousands of files
  • if Replace has focus and Find done, CodeView should get focus (Thanks BeckyEbook)
  • fix dark mode Toolbar continuation symbols for Windows (Thank you BeckyEbook)
  • fixed bug in Save-As context menu action in ImageTabs
  • fix dark mode live switching on macOS issues qith QTreeView and QStandardItemModels
  • fix bug in missing CharToEntity in the Create TOC process
  • fix TabManager tab close symbol on macOS to match that used in dockwidgets
  • use Unciode NormalizationForm C inside Sigil and for io
  • fix macOS stuck at Maximized size issue


The latest version of the Sigil User Guide can always be downloaded from the Sigil website, or from its own GitHub repository.

Please check the Sigil website for important Sigil support links, additional resource downloads, and platform-specific trouble-shooting tips/requirements.

The MacOS builds are signed but they are NOT notarized. See this PageEdit/Sigil issue for more information.

PGP Fingerprint (for signed tags and source archives): B5A5 6206 AB0F BC1A 24EF AB8A A166 D29A 8FCD AC63

All Sigil binary (and source) downloads can also be found as assets at the bottom of The Sigil-2.2.0 Github Release page.