Software Update: Sigil 1.7.0

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Sigil is an open source ebook editor with extensive options, which is being developed for Windows, Linux, and macOS. The program can import both EPUB and HTML files, including formatting and images. The support for epub2 is one hundred percent and that for epub3 is almost complete. It can further generate a multi-level table of contents and edit the epub syntax directly in the code view. In version 1.7.0, the following changes and improvements have been made:

New Features:

  • Added Find Replace Regular Expression validator
  • Added SIGIL_DISABLE_VERSION_META environment variable to control writing of Sigil Version
  • Enable JIT compiler for pcre library to improve regex look-up performance
  • Update the pcre library to version 8.45 (Final EOL)

Bug Fixes

  • Workaround to ensure the Saved Searches Controls editor widget is movable on all platforms
  • Make the External Xhtml Editor Button/Feature work with both PageEdit and non-PageEdit editors again
  • Fix Preview sync when CV transitions from xhtml to css and back to xhtml
  • Fix Preview sync when Find and Replace opens new tab with search target
  • Fix Preview sync when Validation error clicked on
  • Fix Preview sync when mathml is being used (compensate for mathjax changes)
  • Fix mathml use when external MathJax directory is specified in builds on Linux
  • Prevent Sigil from loading any manifested mimetype file from bad epubs, give load warning
  • Make Spellcheck dialog use double-click to control search in CV, to speed paging word list.
  • Prevent duplicate translated semantic names
  • Fix heading tool issues after self-closed BLOCK tags
  • Prevent stack overflow crashes in pcre lib due to recursion with some valid regex
  • Fix second window opening on macOS when first launching app with file
  • Remove [other.] semantic indicators for epub2
  • Fix crash in CSS Selectors Report when using Filters

Version number 1.7.0
Release status Final
Operating systems Windows 7, Linux, macOS, Windows 8, Windows 10
Website Sigil
File size


License type GPL
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