Developer & Data

Convert between CSV, TSV, JSON, and YAML.

Data Format Converter transforms structured text between common data formats for quick handoff and cleanup.

No account or card required. Local-first Mac app.

Foldout Convert between CSV, TSV, JSON, and YAML tool screen on macOS
Works locallyDesigned for on-Mac processing.
Signed and notarizedBuilt for Apple Silicon Macs.
No app telemetryNo usage tracking from Foldout itself.
Free 14-day trialNo account or card required.
What it does

Built for the common jobs people usually send to separate apps.

Convert CSV or TSV to JSON.

Convert JSON and YAML formats.

Copy or save converted output.

Detailed capabilities

What Data Format Converter covers.

Concrete features, inputs, and workflow details for this tool.

Core capabilities

Convert CSV or TSV to JSON. Convert JSON and YAML formats. Copy or save converted output.

Inputs and scope

Works with cSV, TSV, JSON, and YAML text.

How the workflow runs

Paste or load structured text. Choose the input and output formats. Run conversion. Copy or save the result.

Data Format Converter use cases

Common uses include data cleanup, aPI handoff, spreadsheet export, and config conversion.

How to use it

From opening the tool to saving the result.

  1. 01

    Paste or load structured text.

  2. 02

    Choose the input and output formats.

  3. 03

    Run conversion.

  4. 04

    Copy or save the result.

Questions

Before you try Data Format Converter

Can it convert spreadsheet exports?

Yes. CSV and TSV inputs are supported.

Try the full toolbox

Use Data Format Converter free for 14 days.

No account, no card, and no upload required for local file tools.