FILE CONVERTER

Convert between JSONL, CSV, and Parquet formats. Everything runs in your browser — your data never leaves your device.

Input

Input Format

Drop a file here or click to browse

Max 50.0 MB • .jsonl, .ndjson, .jsonlines

Output Format

Parquet

Output

Select a file and click Convert to see results here.

GENERATE STRUCTURED DATASETS AT SCALE

Sonset uses AI to batch-generate thousands of structured rows matching your schema. Define fields, pick variant lists, and download as JSONL, CSV, or Parquet.

Get Started Free