Whiteboard

Open source a tool your buyers will love

A YC startup open sources Whiteboard, a canvas where coding agents draw diagrams of their code.

RoundtableSpace shared that a YC startup open sourced Whiteboard, where coding agents draw diagrams of their code. It solves a fresh pain, not seeing what an agent built, and open source makes it easy to try. A YC startup open sources Whiteboard, a canvas where coding agents draw diagrams of their code.

1. Find a new pain created by AI tools
2. Ship a free tool for it
3. Make the demo visual
4. Get it shared by curators

Posted Sep 25, 2026 with 348 likes and 76,123 views · @RoundtableSpace

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