Useful tools, ready when you are.

CSV to TSV

Convert a bounded rectangular CSV table into formula-protected UTF-8 tab-separated text.

CSV to TypeScript Interface

Convert CSV into TypeScript Interface locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.

CSV to VCard

Map conservative contact CSV headers into a combined UTF-8 vCard 3.0 file locally.

CSV to XML

Convert a rectangular CSV table into well-formed record XML with escaped scalar cell text.

CSV to XSD

Convert CSV into XSD locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.

CSV to YAML

Convert a bounded header-based CSV table into a YAML sequence without type guessing.

CSV to Zod Schema

Convert CSV into Zod Schema locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.

ENV to CSV

Convert ENV into CSV locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.

ENV to JSON

Convert portable dotenv assignments into JSON without executing code or expanding variables.

ENV to NDJSON

Convert ENV into NDJSON locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.

Excel to CSV

Export the first or every XLSX worksheet to formula-protected UTF-8 CSV without executing formulas.

Excel to JSON

Export one bounded XLSX worksheet as a formatted JSON record array without recalculating formulas.