Data Files Files
Download free sample data files in Parquet, Avro, HDF5, NDJSON, Feather, CSV, JSONL, ORC, Pickle, and Apache Arrow formats for testing big data, analytics, and machine learning pipelines.
31 files available
About Data Files Sample Files
Our data files sample files are carefully created to be valid, well-formed examples of each format. Ideal for developers testing file upload features, testers validating file handling, and students learning about data files file formats. Every file is free to download without registration and safe for use in CI/CD pipelines, automated testing, and development workflows.
Frequently Asked Questions
Are these data files files free to download?
Yes. All data files sample files on File Examples are 100% free. No registration, no email, no download limits.
Can I use these files for testing?
Yes. These files are well-formed with valid headers and metadata, suitable for file upload testing, parser validation, automated testing, and CI/CD pipelines.
Are the sample files safe?
Yes. All files are created in-house, contain no malware or tracking, and are safe for development use.
What sizes are available?
Sample files range from 1KB to over 100MB depending on the format, covering common test scenarios from form validation to load testing.