Works with the AI tools you already use
Claude Code
Cursor
Codex CLI
Muse
Dots+22 moreClaude CodeCursorCodex CLIMuseDots
OpenClaw
Manus
Grok
Grok Bot+18 agentsNex Single File Html Demo
Generates premium, single-file HTML landing pages with inline assets, advanced SEO schema, and a hardened CSP.
Free
nex-single-file-html-demo
Example session with this skill installed
Build a one-file demo site for a bakery in Gent. I need it to be static, premium style, with full SEO schema and a tight CSP for my local server.
- Read your context and instructions
- Compiled the nex-single-file-html-demo
- Generated the UI component
Generated index.html. Features:
- Inline CSS with glass-morphism and particle effects.
- JSON-LD @graph for 'Bakery' in Gent.
- Strict CSP excluding Firebase origins.
- Mobile-ready glass nav.
Deploy by copying this file to your web root. No build step required.
nex-single-file-html-demo.tsx
TSX · React component
Example file from a real run - the skill writes it into your workspace.
Connects securely to your tools. The creator never sees your data.
About this skill
The problem
Building high-end client demos usually requires a build step, dependencies, and complex hosting. Developers need a way to ship premium, portable landing pages that require zero installation and deploy via simple file copy.
What it does
- Generates a single, self-contained
index.htmlwith all CSS and JS inlined. - Builds a complete JSON-LD
@graphschema for SEO, AEO, and GEO optimization. - Implements a strict Content-Security-Policy (CSP) meta tag locked to specific origins.
- Includes premium UI features like glass-morphism, custom cursors, and particle ambience.
- Optionally integrates an inline Firebase admin layer for client-side content editing.
Frameworks & tools
Vanilla HTML5, CSS3 with design-token variables, Vanilla JavaScript, JSON-LD, and optional Firebase (Auth, Firestore, Storage).
Why this beats prompting it yourself
Creating a truly portable file that maintains a strict CSP and valid schema graph is tedious and error-prone. This skill automates the boilerplate of premium aesthetics and deep SEO technicals that are difficult to prompt consistently from scratch.
Use cases
- Create high-fidelity pitch demos that run on any static server or local machine.
- Build ultra-lightweight landing pages with advanced schema for search ranking.
- Deploy client-editable prototypes without setting up a full CMS.
- Generate secure, single-page sites with a hardened CSP and no build pipeline.
Known limitations
Not intended for multi-page applications or complex routing. The Firebase layer is for light content editing, not a full-scale CMS replacement.
How to install
Works the same in every agent - Claude, Cursor, Codex, Copilot and 20+ more.
- 1
Download the ZIP
Free skills download straight away. Paid skills unlock right after purchase.
- 2
Unzip into your skills folder
Every agent reads skills from one folder on your machine. Drop the unzipped folder in there.
- 3
Ask your agent to use it
Restart the agent if it was already running. It picks the skill up automatically - no config needed.
Skills folder by agent
Click the path to copy it. Create the folder if it does not exist yet.
Reviews
No reviews yet
Be one of the first to try it. Every listed skill passes our trust checks below.
Security scanned
Passed our 8-point scan before listing
2 installs
Downloaded by developers to date
Free forever
No account required to browse
Trust & safety
Security scanned
Verified clean 1 month ago
- Free to download with an account
Needs access to
Example
Schema
Nex Ai
Gstatic
Googleapis