FreeKitBox / Utilities

GridCraft — Free Client-Side Table & Grid Converter

Instant, 100% private in-browser table editor and data format converter. Convert between CSV, TSV, JSON, Markdown tables, and SQL INSERT statements with zero cloud upload.

Key Capabilities

  • Zero Cloud Upload: Proprietary spreadsheets and financial CSVs stay strictly within your browser memory.
  • Two-Way Format Conversion: Transform CSV, TSV, JSON objects, Markdown tables, HTML tables, and SQL INSERT statements.
  • Interactive Grid Editing: In-place cell editing, numeric sorting, and instant substring filtering.
  • RFC 4180 Escaping: Handles quoted multiline cells, commas, tabs, and semicolons without data corruption.