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HTML Entity Encoder

Encode and decode HTML entities online — escape special characters and prevent XSS

About HTML Entity Encoder

HTML entity encoding is crucial for preventing XSS attacks in web development. Characters like <, >, &, " have special meanings in HTML and can cause rendering issues or security vulnerabilities. This tool converts special characters to their HTML entity equivalents (e.g., < to &lt;), ensuring user input displays safely on web pages. Supports bidirectional conversion. Essential for frontend development and web security.