airflow vs polars

airflow and polars share 10 technologies: Flask, aiosqlite, pyarrow, pyiceberg, DuckDB, SQLite, SQLAlchemy, azure-identity, Pydantic, and boto3. airflow is written in Python and polars in Rust.

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What they share and what sets them apart

apache

airflow

Apache Airflow - A platform to programmatically author, schedule, and monitor workflows

Python47.4kRead on November 5, 2026, at commit 322c178What is airflow built with?

Only in airflow

In common

pola-rs

polars

Extremely fast Query Engine for DataFrames, written in Rust

Rust40.3kRead on November 6, 2026, at commit a2a4deaWhat is polars built with?

Only in polars

  • polars-io
  • pylance
  • s3fs
  • object_store
  • deltalake
  • adbc-driver-manager
  • adbc-driver-sqlite
  • lancedb
  • flask-cors
  • Tokio
  • pydata-sphinx-theme
  • sphinx-design
  • altair
  • comfy-table
  • matplotlib
  • jax
  • torch
  • xlsxwriter
  • openpyxl
  • schemars

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
airflow2,200,257 lines written4,596 code files
polars953,615 lines written2,273 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
airflow0.7% of its commits signed by AIWith Claude Code, GitHub Copilot, Cursor, and Devin
polars0.9% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, and Gemini CLI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
airflowLast push November 5, 202641,804 commits47,376 stars
polarsLast push November 6, 202616,254 commits40,274 stars
TestsThe files that test the code, and the share of code files a test imports.
airflow4,949 test files53.3% of its code files have a test that imports them
polars671 test files11% of its code files have a test that imports them

Frequently asked questions

Which is bigger, airflow or polars?
airflow, with 2,200,257 lines written; polars has 953,615.

The proof: apache/airflow's code at commit 322c178

Which has more GitHub stars, airflow or polars?
airflow, with 47,376 stars; polars has 40,274.

The proof: apache/airflow on GitHub

Which has more tests, airflow or polars?
airflow, with 4,949 test files; polars has 671.

The proof: apache/airflow's code at commit 322c178

Which was updated more recently, airflow or polars?
polars: its last push was on November 6, 2026, and airflow's on November 5, 2026.

The proof: pola-rs/polars's commits on GitHub

Which has more commits signed by AI, airflow or polars?
polars: an AI signed 0.9% of its commits, with Claude Code, Cursor, GitHub Copilot, and Gemini CLI; in airflow, 0.7%.

The proof: the commits each tool signed in pola-rs/polars

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