Text Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 to text instantly. Private, browser-based, no server uploads. Supports UTF-8 and URL-safe Base64.
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Specialized Actions
Text Base64 Tool
Encode text to Base64 or decode Base64 back to text — private, browser-based, with URL-safe and UTF-8 support.
Why it matters: A Base64 tool handles data embedding, auth headers, and JWT inspection without uploading anything.
How to use Base64
- 1 Type or paste your text into the input box above.
- 2 Click Encode to turn text into Base64, or Decode to convert it back.
- 3 Toggle URL-safe mode for links, or UTF-8 for emoji and accents.
- 4 Use JWT / API-key / JSON modes for developer workflows.
- 5 Copy the result or open a specialized tool from the hub below.
Frequently Asked Questions
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode data for transmission over media designed to deal with text.
Yes! All processing happens entirely in your browser using JavaScript. Your text is never uploaded to any server, ensuring complete privacy.
Standard Base64 uses characters like + and / which have special meanings in URLs. URL-safe Base64 replaces them with - and _ to prevent breaking links.
All Base64 Tools
Encode, decode, and inspect Base64 for web, APIs, and JWTs.
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