SpellcheckEditor now uses LocaleAware sorting vs Case-Insensitive which did not handle diacritics well.

Added Select All Checkbox in Delete Unused Media and CSS (PRs from Add ability to rename classes when editing stylesheet in CV, will rename in all html as needed.

MacOS Python 3.9.9 now now includes TclTK 8.6.12 (no external TclTk package needed anymore).

Support QUiTool in PySide6 under Qt6 for plugins using.

Handle deprecated embedded Python PyEvalInitThreads properly during build.

Support PySide6 to replace PyQt5 in plugins when building Sigil under Qt6.

Store and set Epub Zip modification dates where possible.

Speed up “Add Blank HTML” in epubs with huge numbers of files.

Allow building Sigil with Qt6.2.2+ or Qt5.10+ from the same codebase.

Update Windows and Mac embedded python to Python 3.9.9.

Support building from source on macOS M1 (arm64) machines.

Add indicator to MainWindow titlebar that indicates if epub in old Sigil Standard form.

Add a new Sigil Preferences settings to disable GPU acceleration for QtWebEngine/Preview to make it easier for Sigil to keep working even with older graphics drivers.

Update to use the PCRE2 library for regular expression searching.

Completely redesign Find Replace and Saved Searches to not overload wrap when searching multiple targets and add “Restart Search” button to make skipping replacements in Saved Searches possible.

Add Export All to Validation Results for text or csv output.Make Validation Results sortable by clicking on column header.

For android download Sigil 2.0.1