Code and data

Sample files: JSONL

One JSON value per line. Choose a file size for your test.

1–1000 MB

Need another size or different content?

Choose a custom size, filename and available content settings.

Customize in the generator

Choose a file size

12 options
ABOUT THE FORMAT

What is JSONL?

01

What is this format?

JSONL is a text format in which each line contains a separate valid JSON value, commonly an object representing a record.

02

What is it used for?

Processing logs and large datasets one record at a time. Records can be read sequentially without loading the entire dataset into memory.

What can you test with a sample file?

Test batch imports, streaming, line-by-line processing and large file limits.

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