Sticky notes on an infinite canvas is a genuinely approachable weekend build. A canvas that stays smooth and perfectly in sync while ten people drag things around at once is Figma's problem wearing a different color scheme.
VIBE SCORE 68/100
The parts this build actually needs, each rated on its own — the average is the Vibe Score above.
| Landing page | 99 |
| Realtime collaboration | 67 |
| User login | 92 |
| Custom canvas/rendering engine | 15 |
Don't feel like building it? These are already made, open-source, and free.
Borderline. Sticky notes on an infinite canvas is a genuinely approachable weekend build. A canvas that stays smooth and perfectly in sync while ten people drag things around at once is Figma's problem wearing a different color scheme.
Miro costs $10/mo (about $120/yr) as of 2026-08. That's what a working rebuild would save you.
Real-time multi-cursor collaboration at a smooth frame rate is the same class of hard problem as Figma's — not a lighter version of it Their template library (retros, roadmaps, story maps) is a content investment, not a technical one, but it's most of the perceived value for many teams Video huddles and presentation mode layer real-time video on top of an already-hard realtime canvas
Yes — Excalidraw, tldraw are open-source options worth trying before you build your own. Details are in the standard parts section on this sheet.