Go to
to see the JSON file containing the current version number, download URL, and MD5 checksum, for both macOS (OSX) and Windows.
Look for the key-value pair titled "downloadLink" to see the URL for the offline installer.
2023-05-20 - Edit to include advice for escape sequences, and to tidy up some ambiguous language Windows doesn't appear to ship with a built-in port of sed, but PowerShell does have a "replace" function. If you want to use built-in tools without downloading any other software...
If you're on Windows (and have PowerShell), you can use a PowerShell command to pull down the file and strip out all the "\" characters, leaving you with a ready URL for downloading:
$(Invoke-WebRequest -Uri 'https://remote-config.gog.com/components/webinstaller?component_version=2.0.0') | % {$_ -replace "\\", ""} If you're on a Mac, sed is included, so this may be of help:
curl https://remote-config.gog.com/components/webinstaller?component_version=2.0.0 | sed s+'\\'++g Example output without stripping "\":
https:\/\/content-system.gog.com\/open_link\/download?path=\/open\/galaxy\/client\/2.0.64.31\/set up_galaxy_ 2.0.64.31a.exe Example output after stripping "\":
https://content-system.gog.com/open_link/download?path=/open/galaxy/client/2.0.64.31/setup_galaxy_2.0.64.31a.exe