Type text to encode it for safe HTML embedding — the special characters become named entities, and a toggle encodes all non-ASCII numerically (hex or decimal). Paste entity soup the other way to decode it, including numeric references and browser-style semicolon tolerance. A reference table lists the most common entities with copy.
Privacy ledger
Data acquired
None.
Libraries used
Lit 3 — bundled into the tool file itself.
Data stored
None.
Data transmitted
None.
Use it on your own page
Download the tool as a single self-contained HTML file: readable source with the Lit library included, zero network requests — it works opened straight from your disk, and you can customize everything.