Top 6 gog open source projects

Video game library manager with support for wide range of 3rd party libraries and game emulation support, providing one unified interface for your games.

Plugin for GOG Galaxy supporting programmatic importation of multiplatform game libraries. Allows for the generic definition of files to be added using user definable regular expressions.

A list of GOG Galaxy 2.0 integrations and upcoming features

RetroArch integrations for GOG Galaxy 2.0

Launch GOG games with GOG Galaxy using shortcuts and add shortcuts for GOG games into Steam Library

A bot for discord that accepts, announces, and gives out keys