D2D Utilities
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Bi-directional Table Converter

RFC 4180 Compliant

Convert tabular data between CSV, TSV, Markdown, JSON, and HTML tables with full RFC 4180 quote escaping and an editable grid preview.

Client-Side Conversion: Tabular records never leave your browser
From:
To:

RFC 4180 & Multi-Format Parsing

Correctly handles double-quoted fields, commas, embedded newlines, and escaping across CSV, TSV, Markdown, JSON, and HTML tables.

How to convert and edit tables

  1. 1Paste tabular data in CSV, TSV, Markdown, JSON, or HTML format.
  2. 2Choose your target output format.
  3. 3Toggle the interactive Editable Grid to edit cells in place.
  4. 4Copy output or download file.

Frequently Asked Questions

Does this handle quoted CSV fields with commas?

Yes. It adheres strictly to the RFC 4180 standard.