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Free Base64 Encoder & Decoder
A simple, privacy-focused utility to encode and decode Base64 strings directly in your browser.
Base64 Encoder/Decoder
Securely encode or decode text and binary data into Base64 format.
Bi-directional
Easily switch between encoding plain text and decoding Base64 strings.
UTF-8 Supported
Handles special characters and multi-byte sequences correctly.
Secure & Private
Processing happens purely in your browser. No data is sent to any server.
What is Base64 used for?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used in various web and software development tasks.
- Basic Auth: Formatting credentials for HTTP headers.
- Webhooks: Decoding payload data from third-party services.
- Data URI: Embedding small images or assets directly in CSS/HTML.
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