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CSV to JSON Converter
Convert CSV data to JSON instantly. Runs in your browser — nothing uploaded.
First row is header
Trim whitespace
Auto-detect types (numbers, booleans)
Pretty print
Convert →
Copy JSON
Download .json
Clear
Load CSV File
How to Convert CSV to JSON
Paste your CSV data or load a .csv file. The converter parses comma-separated values and outputs clean JSON. Supports headers, quoted fields, and custom delimiters.
Features
Handles quoted fields with commas and newlines
Auto-detects numbers and booleans
Pretty-printed or compact output
Works with TSV (tab-separated) files too
No server upload — your data stays private
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