Parquet Data File — Columnar storage format for big-data analytics.
Quick facts
What is .parquet
A .parquet file is a Parquet Data File — Columnar storage format for big-data analytics.
In the mime-db registry it maps to application/vnd.apache.parquet, and it is marked as non-compressible. When serving .parquet over HTTP, set the Content-Type header as shown in Developer info below.
Related entities: it maps to application/vnd.apache.parquet — and is delivered over HTTP via the Content-Type header.
How to open .parquet files
Developer info
When served over HTTP, responses should set the following header:
Content-Type: application/vnd.apache.parquet
Common software that reads/writes .parquet:
Relation chain
Related extensions
Related MIME types
Common uses
How to edit .parquet files
How to create .parquet files
Frequently asked questions
Common options include Python, Apache Spark, DuckDB. You can also open many of these files with built-in viewers or a browser.
Create a new file in any text editor or the app that owns the format and save it with the .parquet extension.
application/vnd.apache.parquet is the media type identifier used for .parquet files during network transfer (for example in the HTTP Content-Type header).
Sources & standards
Updated 2026-08-18
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