Base64 Encode & Decode
Industrial-grade Base64 converter with URL-safe variants, binary file support, and real-time Unicode handling.
How to Use
Encoding and decoding data is instant and secure with our professional workbench:
- Input Data: Type your text into the Raw Input box, or drop a file into the Binary Input area.
- Choose Mode: Select Encode to generate Base64 or Decode to recover original text.
- Select Variant: Use Standard for general use or URL Safe for filenames and web tokens.
- Optional Data URI: Toggle Data URI Scheme to wrap your Base64 in a browser-ready prefix.
- Export: Use the copy icon or download button to save your transformed data.
About This Tool
Professional Data Transformation
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. Our utility is designed for high-stakes engineering tasks, correctly handling UTF-8 byte streams to ensure that complex international characters and emojis are never corrupted during the transformation cycle.
Why Use This Tool
Why use our tool?
Security and fidelity. Many online converters fail on multi-byte characters or transmit your data to a server. Our Base64 workbench runs 100% client-side, meaning your sensitive configuration secrets, proprietary assets, and binary data never leave your local machine memory.