JSON to Base64 Converter
Encode a JSON document into a single Base64 string (UTF-8).
Encoders & Decoders Runs in your browser
How do you convert JSON to Base64?
A JSON to Base64 converter encodes a block of JSON text into a single Base64 string. Snabbit treats your JSON as UTF-8 text and Base64-encodes the bytes, giving you a compact, ASCII-safe value to embed in a URL, token or header. It runs in your browser, so your JSON is never uploaded.
How to use the JSON to Base64
- 1 Paste your JSON into the input box.
- 2 The Base64-encoded string appears instantly.
- 3 The JSON text is UTF-8 encoded before Base64 encoding.
- 4 Copy the Base64 output.
What you can use it for
- Embedding a JSON config inside a URL parameter.
- Storing a JSON payload in a single text column.
- Passing JSON through a system that only accepts ASCII.
- Building a Base64-encoded JSON test fixture.
Frequently asked questions
Does the JSON have to be valid to encode it?
No. The tool encodes the exact characters you paste as text, so even draft or invalid JSON encodes. Validation is a separate concern from Base64 encoding.
Will whitespace and indentation be preserved?
Yes. Every character, including spaces, tabs and newlines, is encoded, so decoding the result gives back your JSON formatted exactly as it was.
How do I decode it later?
Use the Base64 to Text converter to turn the Base64 back into your original JSON document.
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