GoG.Com a site like humble bundle has Neverwinter Nights free, along with other games for sale for winter.
Link to free game: https://www.gog.com/game/neverwinter_nights_diamond_edition?pp=d051bf1ddf82f79c6af34f7f4e59707f081296ad
Slickdeals Link to games of note on sale: https://slickdeals.net/f/9476807-gog-pcdd-sale-firewatch-12-homeworld-remastered-edition-11-70-downwell-1-50-more
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