Steam's "Achievement Unlock" is easily implemented. Indie game developer Zakroske releases a free plug-in for the visual novel production tool "Banquet" for Unity

Steam's "Achievement Unlock" is easily implemented. Indie game developer Zakroske releases a free plug-in for the visual novel production tool "Banquet" for Unity
For the visual novel production tool "Banquet" for Unity, Mr. Zakroske released a plug-in that implements Steam achievement unlocking for freeBy writing the command in the Excel file, you can implement achievement unlocking."Name input plug-in" and "language change plug-in" for banquets are also available...

The linked article is in Japanese.