Markdown Preview

Client-SideOffline Ready

Write Markdown and see rendered HTML in real-time. Split-pane editor with copy Markdown/HTML.

Presets:
158 words·980 chars·~1 min read
Markdown Editor35 lines
HTML Preview● Live Synchronized

AgentXAlpha Developer Toolkit

A suite of high-performance, 100% client-side privacy-first web utilities designed for engineers, SEO analysts, and creators.

NOTE
All processing happens locally in your browser. No strings, tokens, or files are ever sent to remote servers.

Features Matrix

ToolCapabilityStatus
JSON FormatterTree View & TypeScript GenReady
Markdown PreviewGFM Tables & HTML ExportReady
Meta Tag GeneratorMulti-Platform Social PreviewsReady
QR Code GeneratorWi-Fi / vCard & Icon SupportReady

Quick Installation

bash
# Clone the repository
git clone https://github.com/agentxalpha/toolkit.git

Install dependencies

npm install

Start development server

npm run dev

Roadmap Checklist

  • Responsive dark/light theme support
  • Client-side JSON tree inspection
  • Offline PWA synchronization
  • WebAssembly syntax highlighting
  • Real-time GFM Preview

    Live GitHub Flavored Markdown rendering with full support for tables, checklists, callout alerts, and code blocks.

    Multi-Format Export & Print

    Instantly copy or export to Markdown (.md), clean semantic HTML (.html), or print directly to PDF.

    Visual Formatting Toolbar

    One-click shortcuts to format selections as bold, italic, headings, quotes, tables, task lists, and links.

    Frequently Asked Questions

    Does this Markdown Previewer support GitHub Flavored Markdown (GFM)?
    Yes. It provides full support for GitHub Flavored Markdown (GFM), including task lists, tables, strikethrough text, syntax-highlighted code fences, and autolinked URLs.
    Can I export my Markdown as formatted HTML or PDF?
    Yes. You can copy the generated semantic HTML, download the clean HTML file, or use the print button to export a beautifully styled PDF document.
    Is my document private when writing in this editor?
    100% private. All Markdown parsing runs client-side in your local browser memory. Your documents and notes are never transmitted to any cloud server or database.
    Can I upload existing .md or .txt files directly?
    Yes. Use the file upload trigger to import any local Markdown or plaintext file directly into the editor for instant inspection and formatting.
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