HTML Entity Encoder/Decoder

Encode and decode HTML entities with multiple format support, entity reference table, and advanced features

All processing happens in your browser. Your data never leaves your device and is automatically saved.
0 characters

Common Use Cases

XSS Prevention

Encode user input to prevent cross-site scripting attacks

HTML Content

Display special characters safely in HTML documents

Email Templates

Encode special characters for email HTML content

SEO & Meta Tags

Properly encode meta descriptions and titles

About HTML Entity Encoder/Decoder

HTML Entity Encoder/Decoder is a powerful tool for converting special characters to and from HTML entities, with support for multiple encoding formats and a comprehensive entity reference table.

Powerful features:

  • Multiple Formats: Named entities (&), decimal (&), and hexadecimal (&)
  • Auto-Detection: Automatically detects entities in input and suggests proper mode
  • Statistics: Detailed breakdown of entity types and counts
  • Entity Reference: Searchable table with 47+ common HTML entities
  • Category Filtering: Browse entities by category (Math, Greek, Arrows, etc.)
  • Quick Insert: Click to insert entities directly into your text
  • Bidirectional: Encode to entities or decode back to plain text
  • Auto-save: Form data automatically saved to browser storage

Use cases: XSS prevention, HTML content display, email templates, SEO meta tags, XML/RSS feeds, database sanitization, web scraping