HTML/CSS/JS Renderer for Notion is a Notion template that lets you run real HTML, CSS, and JavaScript inside your workspace.
It includes a code editor + live preview (in a sandboxed iFrame), with tips, examples, and a clean layout. Super handy for documenting UI patterns, teaching code, or just experimenting.
No backend, no extension, no fuss.
A Notion template that lets you write and run HTML, CSS, and JavaScript code directly inside a Notion page.
- for
- Designers, developers, students, tutors, and product teams using Notion
- pricing
- paid
works withNotion
Key features
6 features of HTML/CSS/JS Renderer for Notion
- Embedded code editor — Write HTML, CSS, and JS with syntax highlighting inside Notion.
- Live preview sandbox — See real-time results in a strict sandboxed iFrame.
- Zero-install setup — Runs entirely in the browser; no extensions or backend needed.
- Instant duplication — Duplicate the template into any workspace with one click.
- Documentation ready — Includes headings, callouts, tips, and usage examples for teaching and docs.
- Free lifetime updates — Buy once and receive updates for the lifetime of the product.
Use cases
- Document UI patterns with interactive code examples
- Teach HTML/CSS/JS concepts in workshops or tutorials
- Prototype micro-interactions without leaving Notion
HTML/CSS/JS Renderer for Notion FAQ
What do I need to use the renderer?+
A Notion account (free works) and a modern browser.
Is any code stored on a server?+
No, everything runs locally in the browser within a sandboxed iFrame.
How do I get the template into my workspace?+
Purchase, open the Notion link, click Duplicate, and the template appears editable in your workspace.
Can I use this for commercial projects?+
The license permits personal use only; redistribution or commercial resale of the template is not allowed.
Where can I get help if I have issues?+
Contact the creator at hello@lukedunsmore.com for support.
Summarized by DevHunt from lukedunsmore.gumroad.com · Sep 28, 2026. Details may change; check the official site.
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