browser utilities

Standalone tools that run entirely in your browser. No backend, no tracking, no BS.

Favicon Generator
new popular

Generate all favicon and app icon formats from a single SVG or PNG. Includes ICO, Apple, Android, and Microsoft formats.

  • SVG and PNG input support
  • Multi-size ICO generation
  • HTML snippet and manifest.json
  • Download all as ZIP
[launch]
AI Workbench
new privacy

Local-first LLM interface with multiple provider support. Chat with AI models that run entirely in your browser or connect to local/cloud providers.

  • Chrome AI (Gemini Nano) integration
  • Ollama local server support
  • Bring your own API keys
  • Transformers.js browser fallback
[launch]
Contact Scraper
new popular

Extract contact information from any website. Perfect for lead generation, research, or data collection.

  • Scrape emails, phones, addresses & avatars
  • Schema.org structured data support
  • Export as JSON or CSV
  • CORS proxy included
[launch]
M3U Editor
new

Professional IPTV playlist manager with Xtream Codes API integration and cloud sync capabilities.

  • Xtream Codes API support
  • Edit and organize channels
  • S3-compatible cloud sync
  • Drag-and-drop reordering
[launch]
EPG Mapper
new

Map EPG (Electronic Program Guide) data to M3U playlist channels. Auto-match with fuzzy search or manually assign EPG sources.

  • XMLTV EPG file support
  • Auto-match with fuzzy search
  • Manual mapping interface
  • Export updated M3U with EPG IDs
[launch]
Fingerprint Analyzer
new privacy

Comprehensive privacy analysis tool. See how unique your browser is and what data you're leaking.

  • Uniqueness score calculation
  • Canvas & WebGL fingerprinting
  • WebRTC leak detection
  • Privacy risk assessment
[launch]
Markdown to PDF
new popular

Live markdown editor with instant preview and PDF export. Perfect for documentation, blogs, and resumes.

  • Real-time markdown preview
  • Export to PDF or HTML
  • Quick templates (README, blog, resume)
  • Auto-save with localStorage
[launch]
YouTube Transcriber
new privacy

AI-powered video transcription with YouTube URL support via Invidious. Enter YouTube URLs directly or upload files for accurate transcripts.

  • Direct YouTube URL support (Invidious)
  • Whisper AI model (runs in browser)
  • Multi-language support (99+ languages)
  • Export as TXT, SRT, or VTT
[launch]
OpenGraph Inspector
new

Preview how your links appear across social media platforms, messaging apps, and SMS. Validate OpenGraph metadata and optimize social sharing.

  • Platform previews (Facebook, Twitter, LinkedIn, etc.)
  • Metadata validation and recommendations
  • Export meta tags and JSON data
  • Image dimension analysis
[launch]
Clipboard Inspector
new privacy

Deep analysis of clipboard data formats. See all MIME types, preview images, inspect HTML, and view hex dumps of binary data.

  • View all clipboard data formats and MIME types
  • Image preview with download
  • HTML rendering and source view
  • Hex dump viewer for binary data
[launch]
~/about

All utilities are built as standalone HTML files with inline CSS and JavaScript. No build tools, no npm packages, no complex setup. Just open and use.

Privacy First: Your data never leaves your device unless you explicitly fetch from external URLs or sync to your own cloud storage. No tracking, no analytics, no data collection.

pure html/css/js cdn libraries no build tools offline capable mobile responsive
~/tech-stack

These tools leverage modern browser APIs and CDN-hosted libraries:

fetch api web storage api canvas api webgl webrtc aws sdk (browser) file api chrome ai apis transformers.js