Base64 Encode Text Online
Base64 turns arbitrary text into an ASCII-safe string you can embed in JSON, data URLs, headers or config files. This encoder is UTF-8 aware, so emoji and non-Latin scripts survive the round trip.
Runs in your browser — your text is never uploaded or stored.
Plain text
Base64 output
How to Use
- 1.Paste the text you want to encode.
- 2.The Base64 string appears instantly.
- 3.Copy it into your header, data URL or config file.
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FAQ
Is Base64 encryption?
No. Base64 is reversible encoding, not encryption — anyone can decode it. Never use it to protect secrets.
Does it handle emoji?
Yes. Text is UTF-8 encoded before Base64, so emoji and accented characters decode back exactly.
Need more options?
Base64 Encode/Decode
Encode text to Base64 or decode a Base64 string back to text. UTF-8 safe, free, and runs 100% in your browser.