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CSV to JSON (Deno)

A fast converter for the terminal: reads CSV from a file or stdin, detects numbers and booleans, selects columns and streams large files as NDJSON.

Web appStandard
Use this template

Free to sign up. You approve the plan before anything is built.

A working demo with sample data: add, edit and filter. Your changes stay in your browser.

How it works

  1. CSV to JSON (Deno): the CSV to JSON screen

    Step 1 · CSV to JSON

    Streams large files as NDJSON

  2. CSV to JSON (Deno): the Commands screen

    Step 2 · Commands

    Number and boolean detection

  3. CSV to JSON (Deno): the Checks screen

    Step 3 · Checks

    Column selection and custom delimiters

Start in three steps

  1. Step 1

    Start from this template

    Sign up free and open the template in the studio. Change the description to fit your idea if you like.

  2. Step 2

    Approve the plan

    The agent shows you what it will build: screens, data and features. Nothing is built until you agree.

  3. Step 3

    Test and publish

    The app is built, tested in a real browser and ready to publish on your own address.

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