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Runs privately in your browser

Free Online HTML Encoder

Escape markup delimiters as HTML entities.

Your input stays on this device. Processing is bounded; regex runs in a worker with a two-second timeout.

Result



How to use HTML Encoder
Escape markup delimiters as HTML entities. The operation runs locally on this device with a 200 KB input limit. Copy or download the output to keep it; no input text is sent to the tool server.
  1. Set Input.
  2. Run the tool, review the result and its stated limitations, then copy or download if needed.
Example & practical use
Escape markup delimiters as HTML entities. The example below demonstrates Input.
Example input:
{
  "text": "<b>Hi & bye</b>"
}
Expected result (relevant fields):
"&lt;b&gt;Hi &amp; bye&lt;/b&gt;"
Features & result limitations
The operation runs locally on this device with a 200 KB input limit. Copy or download the output to keep it; no input text is sent to the tool server.
Frequently asked questions
What inputs does HTML Encoder accept?
Input
How should I interpret the HTML Encoder result?
The operation runs locally on this device with a 200 KB input limit. Copy or download the output to keep it; no input text is sent to the tool server.
Where does HTML Encoder process my data?
Inputs are processed locally in your browser. Submitted text is not sent to external services. A successful-run event increments an aggregate tool counter without your input.