Changelog for update GOG-1 (Mac) (added 08.07.2015):

- We have added the Mac version of To The Moon.


Changelog for update GOG-1 (Linux) (added 09.07.2015):

- We have added the Linux version of To The Moon.

Changelog for Update (added 10.07.2015):

- We've added the Mac and Linux versions of the two Holiday Special Minisodes to the bonus goodies section.

Changelog for Update GOG-4 (Windows) (added 05.10.2015):

- We've added the German translation for the Windows version of To The Moon.
- We've added the Slovak translation to the Windows version of To The Moon.

Changelog for update / GOG-7 (Windows) (added 08 May 2017):

- Ukrainian language support (text only) added to the Windows version of To The Moon.
- German and Ukrainian language support added to the two Holiday Minisodes (Windows version only).

Changelog for Update 15.02.2018 / GOG-18640 (Windows) (added 16 February 2018):

- Added Simplified Chinese language support (Windows only)

I got a notification that something was updated today but there's no changelog. Also the version number of the installer is still the same so maybe it was just one of the those updates to the installer but not to the actual game updates?

Changelog for Update (added 17 December 2018):

- Added all of the missing languages for To The Moon.

Changelog for Update (added 23 May 2019):

- Fixed an issue that prevented the Windows version of the game from running on Windows 10 1809 Build 17763.475