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JotJam
Floor plans, sketches & music online
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JotJam
Draw floor plans to scale, sketch, and play piano
Oct 2026
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October 29th, 2026
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JotJam
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6h ago
JotJam - Draw floor plans to scale, sketch, and play piano
A free browser app with three tools: a design tool for floor plans, elevations and sections at real size (scale PDF and DXF export), a sketch pad with stylus pressure, and an online piano, guitar and drum kit with recording and MIDI export.
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