Interactive demos

Try the building blocks.

Engines from the Zettly stack, running live in your browser — no install, no signup.

Live sandboxes

Try the engines.

Try the real engines in your browser — no install required.

@zettly/canvas

Pressure-sensitive ink, shape recognition, connectors, layers, and rich text inside shapes.

@zettly/rich-text

Lexical block editor with typed toolbar for canvas shapes and notes.

@zettly/mermaid-converter

Paste Mermaid source — it becomes an editable canvas, live.

@zettly/editor

CodeMirror 6 with live preview, tasks, wikilinks, and tags.

Take these tools home

The same engines run inside your local vault — no cloud account, no landlord keys.