The GIMP  2.8.20
- Avoid D-Bus error message when built without D-Bus support.
- fix OS X min required conditional in gimpimagewindow.c.
- Saving to existing .xcf.bz and .xcf.gz files didn't truncate them and could lead to unnecessarily large files.
- Text layer created by gimp-text-fontname doesn't respect border when resized.
- avoid seeking when saving XCF files to prevent corruption with file network shares (fixed since 2014, but not mentioned in NEWS yet).
- Flow on Paint Dynamics editor dialog: the 'y' axis is indicating 'Rate' instead 'Flow'.
- Vertical ruler shows artifacts if the status bar isn't showing.
- Tablet stylus misbehaves when crossing the edge of a dock in multi-window-mode.
- Disable the new "automatic window tabbing" feature introduced on macOS Sierra.
- Improve the visiblity of slider handles with dark themes.
- Make it harder to switch to renaming if selecting already selected items in resource lists.
- make toggling to color picker mode of paint tools more robust.
- call gimp_file_entry_set_filename() with filename encoding.
# Windows Installer:
- Reduce the memory requirement when running the installer (has already been shipped in a 2.8.18 installer-only update).
- Ship an updated libcairo to fix GTK+ UI rendering problems, like missing palette border/bevel and shadowa under tab labels.
# macOS DMG:
- Ship the Tango icon theme with the DMG for a complete set of icons.
- fix the way mime data is copied into the bundle.
- no longer copy Pango modules into the bundle.
- prevent a crash caused by drag&drop on OSX by patching the included GTK+.
- ship a patch for gettext to make sure the preferred UI language will be used.
- Prevent the Python console from closing by the Escape key.
- Help browser does not launch on OS X.
- Filter 'Edge Detect/Difference of Gaussians' returns empty image.
- only use -xobjective-c for compile commands.
- mkgen.pl: fix calls to write_file() routine to write to current directory.
- When printing, the images are composed onto a white background to prevent printing a black box instead of a transaprent image.
- Fix color visison deficiency display filters to apply gamma correction directly.
# Updated Translations:
- Scottish Gaelic.
- Bug fixes.