• Water
• Tea (and just the camellia sinensis part of this is already a bewildering variety of flavour, aroma, and mouthfeel profiles!)
• Coffee (almost as much variety in flavour, aroma, and mouthfeels)
• Tisanes (a.k.a. "herbal tea", and since practically any dried herb or flower can be made into a tisane for infusion, the variety here is absolutely off the charts!)
• Rooibus
• ...

Like seriously, dude. If you think you've had even a tiny fraction of traditional non-alcoholic drinks you've been had. *