Developer Tools

Tessera

Tessera is a live responsive mosaic lab for indie makers and AI-agent checks: view phone, tablet, and desktop layouts together on one synced canvas. Free 2-tile canvas; Pro adds captures and a localhost tunnel.

Visit app.tesserae.site →

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Listing details

Tessera is listed in the Developer Tools category in the ToolIndex directory. Tessera is a live responsive mosaic lab for indie makers and AI-agent checks: view phone, tablet, and desktop layouts together on one synced canvas. Free 2-tile canvas; Pro adds captures and a localhost tunnel.

Achievement History

🏆Sep 26, 2026 — Winner of the Day