LogoPractical Web Tools

Free Forever

All our tools are completely free to use. No account required, No hidden fees and No subscriptions.

Fast & Secure

All processing happens in your browser. Your files never leave your device.

No File Size Limits

Convert files of any size. No restrictions on file sizes or number of conversions.

Batch Processing

Convert multiple files at once to save time and effort.

File Converters

  • PDF Tools
  • Image Converter
  • Video Converter
  • Audio Converter
  • Document Converter
  • eBook Converter
  • Archive Tools
  • File Tools

Calculators

  • Finance Calculators
  • Health Calculators
  • Math Calculators
  • Science Calculators
  • Other Tools

Popular Tools

  • PDF to Word
  • HEIC to JPG
  • Merge PDF
  • Fillable PDF Creator
  • Mortgage Calculator
  • BMI Calculator
  • AI Chat

Company

  • About Us
  • Blog
  • Contact
  • Request a Tool

Legal

  • Privacy Policy
  • Terms of Service
Email Support
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Practical Web Tools

Free Tools — Your Files Never Leave Your Device

Practical Web Tools - Convert files & chat with AI — fully offline | Product Hunt

© 2026 Opal Emporium LLC. All rights reserved.

Privacy-first file conversion and AI chat. No accounts, no uploads, no tracking.

Data Editors

Format, validate, and edit JSON, YAML, and Markdown files. All processing happens in your browser.

{ }

JSON Editor

Edit, format, validate, and minify JSON with tree view and path navigation.

Format & MinifyTree ViewValidationPath NavigationSearch & ReplaceSchema Validation
Open Editor
📝

YAML Editor

Edit YAML configuration files with validation and JSON conversion.

Syntax HighlightingValidationYAML ↔ JSONMulti-DocumentError DetectionFormatting
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📄

Markdown Editor

Write Markdown with live preview, GitHub-flavored syntax, and export options.

Live PreviewGFM SupportTable EditorCode BlocksExport HTML/PDFDark Mode
Open Editor

Quick Actions

Format JSONValidate YAMLPreview MarkdownJSON → YAML

Frequently Asked Questions