Enter or paste your text or data into the input area above to begin using the HTML Encoder Decoder utility.
Configure the tool options exactly how you want them. Every setting is applied instantly so you can preview the outcome.
Click the button to instantly process your data. All HTML Encoder Decoder operations happen locally in your browser for maximum privacy and speed.
Share your results or instantly copy the generated output to your clipboard. No account or registration is required to use this utility!
Your inputs are never logged.
Everything runs entirely in your browser.
Zero latency, no wait times or queues.
Format, beautify, and validate JSON data directly in your browser.
Encode text to Base64 or decode Base64 back to text instantly.
Encode special characters in URLs or decode them back to readable text.
Decode JSON Web Tokens (JWT) safely in your browser (no server parsing).
Convert special characters into HTML entities, or decode them back to plain text. Pure client-side processing.
ENCODINGConverts characters like < and > into HTML entities (e.g. <).
DECODINGDoes the exact opposite. Everything happens directly in your browser.