Wes McKinney
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Software

Open source software I’ve created, co-created, or made significant contributions to over the years.
Current Work

AgentsView

Feb 2026 – Kenn

Local-first session search, analytics, insights, and token use statistics for coding agents, supporting Claude Code, Codex, and more than 20 others.

roborev

Jan 2026 – Kenn

Continuous background code review for coding agents. Reviews every commit as agents write, surfacing issues in seconds instead of at pull request time.

Ghosthub

Jul 2026 – Kenn

A libghostty-based native macOS terminal for your tmux fleet, with Git worktree management and GitHub pull request import.

msgvault

Jan 2026 – Kenn

Archive a lifetime of email and chat. Offline search, analytics, and AI query over your full message history, through a web UI, a terminal UI, an agent-friendly CLI, and an MCP server. Powered by SQLite and DuckDB.

Kenn Forge

Mar 2026 – Kenn

Local-first maintainer console with built-in agent workspaces: triage pull requests, issues, and CI across GitHub, GitLab, Forgejo, and Gitea, then turn any item into a worktree session running your coding agent.

kata

Apr 2026 – Kenn

Local-first issue tracking for AI-assisted software work, with an agent-friendly CLI plus terminal and browser UIs for the humans supervising it.

docbank

Jul 2026 – Kenn

Local-first system of record for documents – PDFs, images, text files – for you and your agents.

kwt

Jul 2026 – Kenn

Terminal dashboard for managing Git worktrees, with a scriptable CLI for agents working in isolated checkouts with tmux sessions.

VibePulse

Dec 2025 – Kenn

macOS menu bar applet to display your Claude Code and Codex token consumption.

moneyflow

Oct 2025 –

Power user terminal interface for personal finances and budgeting, supporting Monarch Money, YNAB, Amazon purchases, and more.

spicytakes.org

Jan 2026 –

LLM-powered TL;DR, quotations, and spiciness ratings for over 11,000 blog posts and talks from more than 30 influential voices in tech.

Major Open Source

Apache Arrow

Feb 2016 –

A cross-language development platform for in-memory analytics with a standardized columnar memory format. I helped design the core format and work primarily on the C++ and Python implementations.

pandas

Apr 2008

The foundational data analysis and manipulation library for Python. pandas introduced the DataFrame abstraction to Python and became one of the most widely-used tools in data science.

Apache Parquet

Jan 2014 –

A columnar storage file format optimized for big data processing. I am a PMC member and principal author of the C++ implementation and Python bindings (PyArrow’s Parquet support).

Ibis

Jan 2015

A Python library providing a DataFrame API that compiles to SQL and executes on many backends (DuckDB, PostgreSQL, BigQuery, Spark, and more).

Positron

Jan 2024 –

A next-generation data science IDE built by Posit, combining the power of VS Code with first-class support for Python and R data science workflows.

statsmodels

Jun 2010

Econometrics and statistics for Python. I worked on time series models.

conbench

Jun 2021

Continuous benchmarking system.

vbench

Jan 2012

Early continuous benchmarking, superseded by conbench and asv.

 

© Copyright 2026 Wes McKinney. Except where otherwise noted, all rights reserved. The views and opinions on this website are my own and do not represent my current or former employers.