HTML Previewer
Paste HTML and see it rendered live in a safe, sandboxed preview.
Preview HTML safely in your browser
Paste any HTML and this tool renders it instantly in an <iframe sandbox> with all scripts disabled, so you can safely preview markup from an email, a CMS, or an untrusted source without any risk of it running code. Nothing is uploaded — the preview is generated entirely on your device.
Pasted something that shows up as escaped text — full of \uXXXX sequences or < entities? Turn on Decode escape sequences first to unescape it before rendering. To tidy the source itself, try the HTML formatter; to pull out just the words, use remove HTML tags; and to unescape a string on its own, the JSON escape / unescape tool does it in one click.
Private & free — this tool runs entirely in your browser.