One of my all-time favorite free adventure games has to be 'Genshin Impact'. It's stunning how much content they pack into this free-to-play title—lush open worlds, intricate lore, and combat that feels as good as any premium RPG. The gacha system can be tempting, but you can easily enjoy the story and exploration without spending a dime. Another gem is 'Doki Doki Literature Club', which starts as a cute visual novel before twisting into something... much darker. It’s short but unforgettable.
For something more classic, 'King’s Quest: The Silver Lining' is a fan-made homage to the original Sierra series, and it captures that old-school point-and-click charm perfectly. If you’re into puzzles, 'The Stanley Parable: Ultra Deluxe' offers a free demo that’s practically a full game—meta, hilarious, and deeply weird in the best way. Honestly, free games these days rival paid ones in creativity.