Free Developer Utility
JSON to CSV Converter
Paste JSON (or upload a file) and flatten it into clean CSV. Nested objects are dotted, arrays are joined, and values are RFC-4180 escaped — all in your browser.
Free Developer Utility
Paste JSON (or upload a file) and flatten it into clean CSV. Nested objects are dotted, arrays are joined, and values are RFC-4180 escaped — all in your browser.
Everything runs in your browser. No file is uploaded to any server.