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DataFusion in Python
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DIDataFusion in Python logo

DataFusion in Python

apache.org·Infrastructure

Apache DataFusion (Python) is an open-source Python library that provides bindings to the DataFusion in-memory query engine. It enables users to execute SQL and DataFrame operations on Arrow, Parquet, CSV, and JSON data sources efficiently. Ideal for data engineers and developers needing fast, scalable analytics in Python.

Open SourceApache-2.0
WebCLIAPISelf-hosted
D
DataFusion in Python preview
Visit apache.org↗
⭐591
stars
🍴155
forks
✓10
features
📅2022
since

Overview

10 features

DataFusion in Python is a Frameworks & SDKs product. It focuses on allowing Python developers to perform fast, in-memory SQL and DataFrame queries on large datasets without external database dependencies. It is built as an open-source project for data engineers. DataFusion in Python is open source under the Apache-2.0 license. The product ships for the web, the command line, and API, and it can be self-hosted.

Behind DataFusion in Python is Apache Software Foundation, and the product first shipped in 2022. Development happens publicly on GitHub with 591 stars and 69 commits in the last 90 days. PulseGate's similarity index finds few close equivalents — DataFusion in Python occupies a relatively distinct niche. Key capabilities include SQL queries, DataFrame API, and in-memory execution.

  • ✓SQL queries
  • ✓DataFrame API
  • ✓In-memory execution
  • ✓Arrow integration
  • ✓Aggregation
  • ✓Joins
  • ✓Window functions
  • ✓User-defined functions
  • ✓Parquet/CSV/JSON IO
  • ✓Custom table providers

Tags

arrow-integrationsql-enginedataframe-apiin-memory-querypython-bindings

AI capabilities

Weights: Open

Built with & integrations

Runs on
BrowserCLIAPI-onlySelf-hosted

Trust & compliance

LicenseApache-2.0
Verified signals
✓ HTTPS✓ Open Source✓ Free tier✓ GitHub · ★ 591✓ Active maintenance

Recent events

Latest indexed changes and source events

  1. IndexedJun 26, 10:36 PM

    apache.org discovered by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about DataFusion in Python

What does DataFusion in Python do?
DataFusion in Python focuses on allowing Python developers to perform fast, in-memory SQL and DataFrame queries on large datasets without external database dependencies. It is catalogued under Frameworks & SDKs on PulseGate.
Who is DataFusion in Python for?
DataFusion in Python is an open-source project built for data engineers.
Is DataFusion in Python free?
Yes — DataFusion in Python is open source under the Apache-2.0 license and free to use.
What platforms does DataFusion in Python run on?
DataFusion in Python runs on the web, the command line, and API. It can also be self-hosted.
Is DataFusion in Python still maintained?
PulseGate's automated liveness checks currently classify DataFusion in Python as active. The GitHub repository shows 69 commits in the last 90 days.
What are alternatives to DataFusion in Python?
Similar tools tracked by PulseGate include dataforge-dfg, Daft, and Fused.dataforge-dfgDaftFused
Who makes DataFusion in Python?
DataFusion in Python is developed by Apache Software Foundation.
When did DataFusion in Python launch?
DataFusion in Python first shipped in 2022.

At a glance

Platforms
Cli · Api · Web
Languages
English
Open source
Yes · ★ 591
License
Apache-2.0
First seen
Aug 10, 2022
Activity
🟢 Active
Status
🟢 Active
Built for
data engineers
Model
Open source
Solves
Allowing Python developers to perform fast, in-memory SQL and DataFrame queries on large datasets without external database dependencies.

Developer

Apache Software Foundation
Community-driven
↗ GitHub

Open source

View on GitHub →
⭐ Stars
591
🍴 Forks
155
Open issues
66
Last commit
2w ago
Commits 90d
69
Contributors
71
Authorship
Community-driven
Default branch
main

PulseGate index

Confidence
Medium · 73
Indexed
Jun 26, 2026
Lifecycle
Alive
Activity
Active
First seen
Aug 2022
Last seen
2w ago
Freshness
Unknown
Identity audit (9)
Entity ID
cmqvij8820ponhgeh8fg6ybji
Slug
datafusion-apache-org
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 26, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 12, 2026
Canonical URL
https://datafusion.apache.org/python

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  • dataforge-dfg
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  • Fused
    fused.io
  • DataFuel
    datafuel.dev
  • dataact
    github.com
  • DataHub Analytics Agent
    github.com