Hacker News (AI keywords)Jun 2, 2026, 4:08 PMuonr

Show HN: Infinite Canvas Notes in the Poincaré Disk

Original: Show HN: Infinite canvas notes in the non-Euclidean Poincaré disk

Poincake appears to be an experimental infinite-canvas notes tool using the non-Euclidean geometry of the Poincaré disk.

This Hacker News Show HN post points to Poincake, described only as “infinite canvas notes in the non-Euclidean Poincaré disk.” From the title, the project appears to explore note-taking or spatial organization on a hyperbolic canvas rather than a conventional flat workspace. No article body was provided, so details about features, implementation, availability, AI usage, pricing, or roadmap cannot be confirmed.

This Hacker News item introduces Poincake with the title “Show HN: Infinite canvas notes in the non-Euclidean Poincaré disk.” No body text or additional description was provided, so the available information is limited to the title, publication metadata, and URL. Based on that title alone, Poincake appears to be an experimental note-taking or knowledge-organization interface built around an infinite canvas, but with an unusual geometric foundation: the Poincaré disk model of non-Euclidean, specifically hyperbolic, space.

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