Base64 Encoder

Encode any plain text string into its Base64 representation. Useful for HTTP headers, data URIs, and API authentication tokens.

Plain Text Input
Awaiting input...
Base64 Encoded Output
Output console idle
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How to Use the Base64 Encoder

  1. Paste your data into the input panel on the left. You can type directly or paste from your clipboard.
  2. See instant results appear in the output panel on the right. Processing happens in real-time as you type โ€” no button clicks needed.
  3. Copy the output using the "Copy Output" button, then use it wherever you need. Your data never leaves your browser.

Why Use MegaTools for Base64 Encoder?

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100% Private

Your data never leaves your browser. Zero server uploads, zero tracking, zero data collection.

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Instant Speed

Client-side execution means zero network latency. Results appear in real-time as you type.

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Always Free

No accounts, no sign-ups, no premium tiers. Every tool is free with unlimited usage, forever.

Frequently Asked Questions