Is it free? Is my data safe?

Completely free. All processing happens in your browser, and no data is sent externally.

Can I use it for XSS prevention?

Yes. You can verify escape processing for text embedded in HTML, which helps prevent XSS vulnerabilities.

HTML Entity Converter

A conversion tool for escaping and unescaping HTML special characters such as <, >, &, and quotation marks, with real-time preview of conversion results. It supports bidirectional conversion between raw text and HTML entities for quick back-and-forth editing. Essential for web developers writing safe HTML, security-conscious programmers preventing XSS vulnerabilities, and content creators embedding code snippets in web pages.

Current Unix Timestamp

1779810457

2026/05/26 15:47:37

Timestamp to Date

Unix Timestamp (seconds or milliseconds)

Date to Timestamp

Practical Guide

Developer utilities for JSON, Cron, HTTP, URLs, UUIDs, subnets, and other checks that come up repeatedly during development and operations. Designed for quick validation before opening heavier tools.

When this tool is useful

HTML Entity Converter helps with common Developer Tools tasks that require quick checking, conversion, or creation. It supports workflows such as Escape HTML special characters (<, >, &, ", etc.), Reverse conversion from HTML entities (unescape) without forcing users to switch pages or apps.

Processing and privacy

Your input is processed in the browser and is not designed to be sent to a server just to use the tool. This makes it suitable for temporary checks, draft work, and pre-publication cleanup.

Workflow tip

After checking the result, use the related tools and same-category links near the bottom of the page to continue the surrounding task. Frequently used tools also appear in the Recently Used section.