Gemini + Penpot + Excalidraw

GeminiTHE BRIEF

Free tier writes the brief and the placeholder copy.

Free tier: Yes, generous free tier

View details →Visit site ↗Free tier
Paid plan: $20/mo

PenpotTHE CANVAS

Open source, genuinely free, and file-compatible thinking with Figma.

Free tier: Free, open source

View details →Visit site ↗Free tier

ExcalidrawTHE SKETCHPAD

Free wireframes and diagrams before anything gets polished.

Free tier: Free

View details →Visit site ↗Free tier

Each price is what the vendor’s own pricing page shows by default. Some vendors default to annual billing and some to monthly, and a few show your local currency instead of US dollars, so the figure on their site may differ from the one here.

Workflow

1. Export SVG from Excalidraw.
2. Import the SVG into Penpot.

Setup time about 10 minutes