Text to CSV →

General-purpose converter for any tabular text into clean CSV.

JSON to CSV →

Convert JSON arrays and objects to CSV. Flatten nested objects with dot notation.

CSV to JSON →

Turn CSV rows into JSON arrays of objects or arrays. RFC 4180 parsing.

TXT to CSV →

Convert tab, space, pipe, or semicolon-separated .txt files into RFC 4180 CSV.

YAML to CSV →

Convert YAML mappings and sequences to CSV. Handles anchors, aliases, nesting.

XML to CSV →

Convert XML documents into CSV rows. Attribute support, nested element flattening.

HTML Table to CSV →

Extract tables from HTML pages into CSV. Colspan, rowspan, and links supported.

Markdown to CSV →

Extract Markdown tables (ChatGPT/Claude output, README docs) into clean CSV.

XLSX to CSV →

Convert Excel files (.xlsx, .xls, .ods) to CSV. Multi-sheet, ISO dates, in-browser.

CSV to XLSX →

Build a proper Excel workbook from CSV. Preserves types, prevents leading-zero loss.