Design

Free alternatives to Whimsical

Find a free app for the parts of Whimsical you actually use.

Compare the free allowance and limitations on each app’s page. These are workflow alternatives, rather than identical copies.

Free options

Turn rough ideas into diagrams, wireframes and sketches.

Free editor. No account or drawing quota.

Sketch ideas, brainstorm and draw diagrams on a shared browser whiteboard.

tldraw.com is a free collaborative whiteboard (site title: 'free and instant collaborative whiteboarding').

Draw flowcharts, system diagrams and process maps in your browser.

'Free forever, no sign-up required' (site); Apache-2.0; desktop app too.

Design interfaces, make prototypes and create original layouts in the browser.

Free plan · up to 8 team members · 10 GB storage · 7-day history

Create flowcharts, sequence diagrams and architecture diagrams from text.

Free MIT-licensed diagram engine · live editor or local rendering

Turn text definitions into UML, sequence, timing and activity diagrams.

Free open-source engine · own computer · Java setup

Draw flowcharts and network diagrams with automatic layout and SVG/PDF export.

Free for personal and commercial diagram creation · desktop

Write documents, organise notes and plan ideas on a whiteboard.

100% free local desktop app or open-source self-hosted edition.