HTML Encode/Decode

Convert special characters to HTML entities to prevent XSS attacks, supports named, decimal and hexadecimal entities

Encoding Mode

Named Entities (<)Decimal Entities (<)Hexadecimal Entities (<)

Encoding Options

Encode all non-ASCII characters

Encode newlines

Input Text

Output Result

Documentation

About HTML Encoder

This tool encodes text into HTML entities (named/decimal/hex) and supports reverse decoding.

Key Features

Three Encoding Modes: Named, decimal, and hexadecimal entities.
Encoding Options: Encode all characters and newline encoding options.
Two-way Conversion: Encode and decode workflows.
Swap Input/Output: Fast round-trip testing.
Copy + Clear: Quick utility actions.

Steps

Select an encoding mode.
Configure encoding options.
Enter text and run encode/decode.
Copy result for usage.

Use Cases

Preventing text from being parsed as HTML tags.
Safely displaying code snippets in pages/editors.
Debugging entity/text conversion issues.

FAQ

Named vs numeric entities?

Named entities are more readable; numeric entities are useful for strict compatibility/control.

Why does decoded output look wrong?

Input may mix incompatible entity forms; normalize format before decoding.