Apache Parquet

aid: parquet
name: Apache Parquet
description: APIs and tools for working with Apache Parquet, the open source columnar storage format for efficient analytics
  workloads. This index covers the format specification along with the major language implementations.
type: Index
deliveryModel:
  model: unknown
  license_evidence:
    not_product:
    - apache/arrow
    - apache/parquet-format
    - apache/parquet-java
    - dask/fastparquet
  open_source: unknown
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - repository-not-product
  generated: '2026-09-25'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: low
  source:
  - plans
  - security
  generated: '2026-11-13'
  method: derived
position: Producing
access: Open Source
image: https://parquet.apache.org/assets/img/parquet-logo.png
tags:
- Apache
- Big Data
- Columnar Storage
- Data Format
- Parquet
created: '2024-01-01'
modified: '2026-04-28'
url: https://raw.githubusercontent.com/api-evangelist/parquet/refs/heads/main/apis.yml
specificationVersion: '0.23'
apis:
- aid: parquet:format-specification
  name: Apache Parquet Format Specification
  description: The core specification for the Parquet columnar storage format.
  image: https://parquet.apache.org/assets/img/parquet-logo.png
  humanURL: https://parquet.apache.org/docs/
  baseURL: https://github.com/apache/parquet-format
  tags:
  - Format
  - Schema
  - Specification
  properties:
  - type: Documentation
    url: https://parquet.apache.org/docs/file-format/
  - type: GitHubRepository
    url: https://github.com/apache/parquet-format
  - type: Thrift Definition
    url: https://github.com/apache/parquet-format/blob/master/src/main/thrift/parquet.thrift
- aid: parquet:pyarrow
  name: PyArrow Parquet Python API
  description: Python library for reading and writing Parquet files, distributed as part of Apache Arrow.
  humanURL: https://arrow.apache.org/docs/python/parquet.html
  baseURL: https://pypi.org/project/pyarrow/
  tags:
  - Library
  - Python
  tags_raw:
  - Library
  - Python
  - Read
  - Write
  properties:
  - type: Documentation
    url: https://arrow.apache.org/docs/python/parquet.html
  - type: PyPI Package
    url: https://pypi.org/project/pyarrow/
  - type: GitHubRepository
    url: https://github.com/apache/arrow
  - type: APIReference
    url: https://arrow.apache.org/docs/python/api/formats.html
- aid: parquet:java
  name: Parquet Java API
  description: Java implementation for reading and writing Parquet files.
  humanURL: https://github.com/apache/parquet-java
  baseURL: https://search.maven.org/search?q=g:org.apache.parquet
  tags:
  - Hadoop
  - Java
  - Library
  properties:
  - type: Documentation
    url: https://github.com/apache/parquet-java/blob/master/README.md
  - type: GitHubRepository
    url: https://github.com/apache/parquet-java
  - type: Maven Repository
    url: https://search.maven.org/search?q=g:org.apache.parquet
  - type: JavaDoc
    url: https://www.javadoc.io/doc/org.apache.parquet/parquet-hadoop
- aid: parquet:cpp
  name: Parquet C++ API
  description: C++ implementation as part of Apache Arrow.
  humanURL: https://arrow.apache.org/docs/cpp/parquet.html
  baseURL: https://github.com/apache/arrow/tree/main/cpp
  tags:
  - C++
  - Library
  - Performance
  tags_raw:
  - Cpp
  - Library
  - Performance
  properties:
  - type: Documentation
    url: https://arrow.apache.org/docs/cpp/parquet.html
  - type: GitHubRepository
    url: https://github.com/apache/arrow
  - type: APIReference
    url: https://arrow.apache.org/docs/cpp/api/parquet.html
- aid: parquet:r
  name: Parquet R API
  description: R package for reading and writing Parquet files via Apache Arrow.
  humanURL: https://arrow.apache.org/docs/r/
  baseURL: https://cran.r-project.org/package=arrow
  tags:
  - Data Analysis
  - Library
  - R
  properties:
  - type: Documentation
    url: https://arrow.apache.org/docs/r/articles/parquet.html
  - type: CRAN Package
    url: https://cran.r-project.org/package=arrow
  - type: GitHubRepository
    url: https://github.com/apache/arrow/tree/main/r
- aid: parquet:fastparquet
  name: FastParquet Python API
  description: Alternative Python implementation for Parquet files.
  humanURL: https://fastparquet.readthedocs.io/
  baseURL: https://pypi.org/project/fastparquet/
  tags:
  - Alternative
  - Library
  - Python
  properties:
  - type: Documentation
    url: https://fastparquet.readthedocs.io/en/latest/
  - type: PyPI Package
    url: https://pypi.org/project/fastparquet/
  - type: GitHubRepository
    url: https://github.com/dask/fastparquet
maintainers:
- FN: Apache Software Foundation
  email: dev@parquet.apache.org
  url: https://parquet.apache.org
common:
- type: Plans
  url: plans/parquet-plans-pricing.yml
- type: RateLimits
  url: rate-limits/parquet-rate-limits.yml
- type: FinOps
  url: finops/parquet-finops.yml
- type: Website
  url: https://www.apache.org/
- type: IssueTracker
  url: https://github.com/apache/parquet-format/issues
- type: Releases
  url: https://github.com/apache/parquet-format/releases
- type: CodeOfConduct
  url: https://github.com/apache/.github/blob/main/.github/CODE_OF_CONDUCT.md
- type: ContributionGuide
  url: https://github.com/apache/parquet-format/blob/master/CONTRIBUTING.md
- type: VulnerabilityDisclosure
  url: security/parquet-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/parquet-domain-security.yml
- type: Mailing Lists
  url: https://parquet.apache.org/community/
- type: Issue Tracker
  url: https://issues.apache.org/jira/projects/PARQUET
- type: Blog
  url: https://parquet.apache.org/blog/
- type: License
  url: https://github.com/apache/parquet-format/blob/master/LICENSE
- type: UsageTerms
  url: terms/parquet-terms-of-service.yml
- type: DataLicense
  url: data-license/parquet-data-license.yml