HTML Entities Encoder Decoder (252+ entities)
Convert 252+ HTML character entities including Greek letters, mathematical symbols, and accented characters
Input Text
Encoded HTML Entities
Character Lookup
Common HTML Entities Reference (252+ entities)
Basic Characters
Latin Accented
Greek Letters
Mathematical
Arrows
Symbols
Includes all HTML 4.0 and HTML5 named entities: Basic characters, Latin accented letters, Greek alphabet, mathematical symbols, arrows, punctuation, currency symbols, and more.
When to Use HTML Entities Encoder Decoder
XSS Prevention
Prevent cross-site scripting attacks by encoding user input that contains HTML special characters before displaying it on web pages.
HTML Content Processing
Process HTML documents that need to display code examples, technical documentation, or preserve special character formatting.
Data Migration
Clean and prepare HTML content during database migrations, CMS transfers, or when importing content from external sources.
Character Research
Look up HTML entity codes for special characters, symbols, and Unicode characters when developing web applications.
Email Templates
Prepare HTML email templates by encoding special characters to ensure proper rendering across different email clients.
Web Scraping
Process scraped HTML content by decoding entities to extract clean text data for analysis and further processing.
Frequently Asked Questions
What are HTML entities and why are they important?
HTML entities are special codes used to display reserved characters in HTML documents. They prevent conflicts with HTML syntax, ensure cross-browser compatibility, and enhance security by preventing XSS attacks. For example, < represents the less-than symbol, and & represents the ampersand character.
How do I encode special characters to HTML entities?
Simply enter your text containing special characters in the input field and click "Encode HTML Entities". Our tool automatically converts characters like <, >, &, quotes, and other special symbols to their corresponding HTML entity codes for safe display in web browsers.
Can I decode HTML entities back to normal characters?
Yes, our tool provides bidirectional conversion. Switch to "Decode" mode to convert HTML entities like <, >, & back to their original characters. This is useful when processing HTML content or extracting text from web pages.
Is this HTML entity tool free to use?
Yes, our HTML entities encoder/decoder is completely free to use with no registration required. You can process unlimited text, access all features including character lookup, and download results without any restrictions or hidden fees.
What types of HTML entities are supported?
Our tool supports 252+ HTML character entities including all standard formats: named entities (&, <, >), numeric entities (<, >), and hexadecimal entities (<, >). It handles basic characters, Latin accented letters, Greek alphabet, mathematical symbols, arrows, punctuation, currency signs, and special Unicode characters.
How does HTML entity encoding improve security?
HTML entity encoding prevents XSS (Cross-Site Scripting) attacks by converting potentially dangerous characters into safe representations. When user input contains HTML tags or JavaScript code, encoding ensures it displays as text rather than executing malicious scripts, protecting your website and users.
Can I batch process multiple HTML files?
While our web tool processes text input, you can copy and paste content from multiple files for batch conversion. The tool handles large amounts of text efficiently and provides download functionality for easy integration into your workflow.
How do I find the HTML entity for a specific character?
Use our Character Lookup feature by switching to the lookup mode and typing any character. The tool instantly displays the named entity, numeric entity, hexadecimal entity, and Unicode information for quick reference during development.
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