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Wes McKinney

@wesm

Founder @kenn-io Principal Architect at https://posit.co. pandas, Ibis, Apache Arrow. @apache Member and Apache Parquet PMC

@kenn-io · Nashville, TN · Since 2010

16y Member
80d Active streak
2026 Best year
32 Repos
29K Stars
16K Forks
5,383 Contribs
17K Followers
56 Following
1,668 PRs
174 Issues
58 Reviews
80 Gists
Language accuracy
  1. Python 46%
  2. C++ 23%
  3. HTML 15%
  4. Jupyter Notebook 9.2%
  5. CMake 1.6%
  6. JavaScript 1.3%
Click to expand

Activity · last 12 months

5,383 · Longest streak · 80d
  • Commits 3,467 · 65%
  • Pull requests 1,668 · 31%
  • Issues 174 · 3%
  • Code reviews 58 · 1%
5-year trend
22
23
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26
Achievements earned
Open Source Enthusiast Documentation Hero Popular Prolific Committer Long Timer Star Collector

Top languages

Primary: Python
  • Python 46%
  • C++ 23%
  • HTML 15%
  • Jupyter Notebook 9%
  • CMake 2%
  • JavaScript 1%
Tech stack seen

15 distinct languages used across every repository.

Top repositories

32 public
  • pydata-book
    Jupyter Notebook 25K

    Materials and IPython notebooks for "Python for Data Analysis" by Wes McKinney, published by O'Reilly Media

  • feather
    JavaScript 2,756

    Feather: fast, interoperable binary data frame storage for Python, R, and more powered by Apache Arrow

  • pandas2
    Python 305

    Design documents and code for the pandas 2.0 effort.

  • moneyflow
    Python 262

    Moneyflow: Personal Finance Data Interface for Power Users (supporting backends like Monarch Money, YNAB)

  • vbench
    Python 244

    vbench: A tool for benchmarking your code through time, for showing performance improvement or regressions

Repository timeline
90% Profile score
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