Prepare CSV Data for Import

Convert a CSV into JSON to seed a database or load into an app.

Prisijungimo nereikiaFailai lieka privatūs

Drop a CSV file (or paste below)

CSV, TSV, TXT jokio failo dydžio apribojimo

Naršyti failus

CSV

JSON

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First row is a headerConvert numbers & booleans

Delimiter

💡 A proper RFC 4180 parser — handles quoted fields, commas and line breaks inside quotes, and escaped quotes. With "first row is a header" on, you get an array of objects; off, an array of arrays. Everything runs in your browser.

data import tips

📥

Many tools and NoSQL databases import JSON more easily than CSV — convert first.

🔢

Type conversion ensures numeric IDs and flags import as numbers/booleans.

🧹

Review the JSON output for any columns that need renaming before import.

🔒

Your data is processed locally.

Kaip tai veikia

Pasirinkite failą

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Apdorokite

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Atsisiųskite

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

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Also check out…

🔌

Convert CSV to JSON for an API

Turn a spreadsheet export into JSON your code or A

📑

Convert Messy CSV with Quotes and Commas

Parse CSV that has commas, quotes, or line breaks

↹

Convert TSV (Tab-Separated) to JSON

Parse tab-separated data copied from a spreadsheet

💻

Quickly Inspect CSV as JSON

See CSV rows as structured JSON objects while deve

Dažnai užduodami klausimai

Back to CSV to JSON