Download · Blueprintr

The diagram is the
source of truth.

Two ways to run Vellum. Pick the one that fits.

Blueprintr Vellum recommended The full desktop app — sign in, sync, and bring your team.

Cloud saves & cross-device sync
Thousands of vendor icon packs
Real-time collaboration with presence
Publish to your blueprintr.io profile

First launch: if macOS says the app can’t be opened, right-click it in Applications and choose Open — or run xattr -dr com.apple.quarantine "/Applications/Blueprintr Vellum.app".

Vellum Core offline Just the canvas. Local files, no account, no network.

Local files only — no cloud
Built-in shapes & basic stencils
No account, no sign-in
Zero telemetry

Download Core

First launch: if macOS says the app can’t be opened, right-click it in Applications and choose Open — or run xattr -dr com.apple.quarantine "/Applications/Vellum Core.app".

Podium Recorder roadmap Browser extension. Capture any flow and turn it into a Podium deck.

One-click frame capture
Pushes straight into a Podium draft
Append to an existing blueprint
Chromium-based browsers

Not released yet. Want it when it lands? Tell us.

The diagram is thesource of truth.

Ready to make the diagram the source of truth?

The diagram is the
source of truth.