Developer Utilities
Base64 Decoder
Decodes Base64 back to text with correct Unicode handling — the counterpart to the encoder above.
FreeNo sign-upRuns in your browser
How it works
- 1Paste a Base64 string
- 2It's decoded immediately
- 3Copy the readable result
Who this is for
- Reading the contents of a Basic Auth header
- Decoding a data URL's contents
- Inspecting an encoded config value
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Base64 Encoder
Encodes text into Base64, handling full Unicode correctly.
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Strips whitespace from JSON to reduce payload size.
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JSON to CSV Converter
Converts a JSON array of objects into a downloadable CSV file.
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CSV to JSON Converter
Converts CSV data into a JSON array of objects.
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CSV Cleaner
Trims whitespace, removes empty rows and de-duplicates a CSV file.
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