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OpenHistory tracks your Mac workday with local AI

Published Reach 45

Zach Tratar just open-sourced OpenHistory, a Mac app that monitors your workday and turns computer activity into hourly and daily summaries. Everything stays completely on your device using local inference, and it connects directly to local AI agents via secure MCP.

OpenHistory tracks your Mac workday with local AI
Image: openhistory.sh

OpenHistory is a free, open-source Mac app created by Zach Tratar that quietly tracks your workday and turns your activity into hourly and daily AI summaries. If you regularly struggle to remember what you did before a morning standup, it can generate those notes on demand.

What it does

All your activity logs stay entirely on your local machine. When paired with Apple Intelligence, the inference runs directly on-device, meaning your private workday data never touches an outside server.

If you want more detailed or nuanced summaries, you can hook it up to external models like Claude, ChatGPT, or Kimi, with the obvious privacy tradeoff. It also links to your local AI agents via a secure MCP connection. The entire codebase is open-sourced under the MIT license at openhistory.sh.

Why it matters

Anyone drowning in daily recaps or standup prep who refuses to send private desktop activity into someone else's cloud should definitely check this out.

Most workday trackers and timeline apps rely on remote servers or proprietary closed ecosystems. OpenHistory takes the opposite approach: keeping raw data on your own Mac while using MCP to turn everyday work logs into accessible context for local agents.

Sources (1)

  1. [1]
    @zachtratar(opens in a new tab)Originalx.com

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