// free-toolCSV → JSON
Paste CSV or drop a .csv file and get a JSON array of objects keyed by the header row — delimiter auto-detected, quoted fields handled correctly by Papa Parse running locally. Perfect for turning spreadsheet exports into API-ready payloads.
no signup · no watermark · unlimited use
No — parsing runs in your browser with Papa Parse. Your data never leaves the page.
Yes. Parsing is RFC 4180-aware: quoted fields, escaped quotes, embedded commas and newlines all parse correctly, and the delimiter (comma, semicolon, tab) is auto-detected.
Flatten a JSON array of objects into spreadsheet-ready CSV.
Convert JSON into clean, readable YAML for configs.
Parse YAML (with anchors and multi-docs) into formatted JSON.
Serialize JSON objects into well-formed, indented XML.
Parse XML into JSON, preserving attributes and structure.
Format, minify and validate JSON with precise error locations.
I build fast, privacy-first web applications with Next.js — these converters run entirely in the browser, and yours can too.