CSV to JSON
Convert CSV to JSON online for free. Preview your table, choose a delimiter and download an array of objects or arrays without signing up.
Processing
How to convert your file
- 1Choose or drop one file.
- 2Check the preview and settings.
- 3Select Process and download the result.
CSV to JSON with text values preserved
Upload UTF-8 CSV, with or without BOM. Commas, semicolons, tabs, quoted fields, empty cells and line breaks inside fields are supported.
Frequently asked questions
Are leading zeros preserved?
Yes. CSV values are saved as JSON strings. Object mode can use the first row as headers or generate column names automatically.
Where is my file sent?
Processing runs in your browser without uploading file contents. Results are stored temporarily on your device for downloading and further work.