Developer builds AnyBottle, an anonymous site for drifting private letters

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A developer created AnyBottle, a website where users write short letters, seal them, and release them to be picked up by strangers. Readers can reply, acknowledge a letter quietly, or let it pass, and the platform deliberately avoids feeds, follower counts, and streaks. Users may sign in with a Google name or post anonymously, and some write letters to their future selves that stay private until they return. The site uses safeguards including a reporting system that can hide letters and a helpline note near heavy-emotion content. The developer says the goal is a calm environment that encourages writing, with many users sharing unsent letters.

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