Diagram images from simple URLs.

Encode Mermaid once, embed the URL anywhere, and let Cloudflare's edge serve beautiful SVG and PNG renders from /r.

https://diagez.com/r/Z3JhcGggVEQKICBJZGVhW0RpYWdyYW0gaWRlYV0gLS0-IEVuY29kZVtCYXNlNjRVUkxdCiAgRW5jb2RlIC0tPiBVUkxbIi9yLzpwYXlsb2FkLnN2ZyJdCiAgVVJMIC0tPiBFZGdlW0VkZ2UgY2FjaGVdCiAgRWRnZSAtLT4gSW1hZ2VbU1ZHIG9yIFBOR10.svg?theme=cyberpunk

URL Builder

Generate a render URL locally, then preview it on demand.

Mermaid

FormatThemeBackgroundWidthHeightScalePadding

Render URL

Open

Stunning by default

Use built-in themes such as hand-drawn, cyberpunk, and GitHub-style palettes.

Edge cached

Rendered artifacts are immutable and designed for Cloudflare's cache-first delivery path.

Locked down

Strict Base64URL parsing, bounded render options, Mermaid config blocking, and cache-miss throttling.