Are NanoTools completely free to use?

Yes, all basic tools on NanoTools are completely free to use with no registration required. We offer premium features for power users.

Is my data secure when using NanoTools?

Your files are processed securely and are automatically deleted after processing. We do not store your files or data on our servers.

Do I need to install any software to use NanoTools?

No installation required. All tools work directly in your browser on any device - computer, tablet, or smartphone.

What file formats are supported?

We support a wide range of formats including PDF, JPG, PNG, WebP, GIF, JSON, XML, CSV, and many more depending on the tool.

HTML Entity Encoder - Encode HTML Entities

Encode HTML entities online for free. Convert special characters to HTML codes. Escape HTML safely.

HTML Entity Encoder/Decoder

Encode/decode HTML entities for safe display

Mode

Convert text to HTML entities

Input (Plain Text)

Common Entities

Character → Entity

< → <

> → >

& → &

" → "

' → '

Special Characters

® → ®

™ → ™

€ → €

→ → →

What This Tool Does

Encodes special characters to HTML entities
Decodes HTML entities back to characters
Handles &, <, >, quotes, and apostrophes
Supports common symbols (©, ®, →, etc.)
Bidirectional conversion with mode toggle

How to Use

1
Enter text
Paste plain text or HTML entities
2
Choose mode
Select encode or decode
3
Convert
Get safe HTML entity output
4
Copy result
Use in your HTML markup

How it works

1

Enter text

Paste plain text or HTML entities

2

Choose mode

Select encode or decode

3

Convert

Get safe HTML entity output

4

Copy result

Use in your HTML markup

Use Cases

Displaying code snippets in HTML safely
Preventing XSS attacks in user content
Encoding special characters for web display
Decoding entities for readable text
Working with internationalization and symbols

Frequently Asked Questions

What are HTML entities?

HTML entities are codes that represent special characters, like < for < and & for &.

Why encode HTML?

To prevent browsers from interpreting characters as HTML tags and to avoid security issues like XSS.

When should I use entities?

Use entities when displaying user input, code examples, or any content with <, >, &, or quotes in HTML.

Are all characters supported?

This tool covers common entities. For full Unicode support, use numeric entities like € for €.