Hammerspoon

2026-03-13 | original

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Why This Matters

Hammerspoon is a powerful automation tool for OS X that enables users to customize and control their Mac environment through Lua scripting. Its flexibility and extensibility make it a valuable resource for power users seeking to optimize their workflows. As an open-source project with ongoing development, it continues to enhance the capabilities of macOS automation.

Key Takeaways

Enables advanced automation through Lua scripting
Offers extensive system control via extensions
Supports easy installation via manual setup or Homebrew

Hammerspoon

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What is Hammerspoon?

This is a tool for powerful automation of OS X. At its core, Hammerspoon is just a bridge between the operating system and a Lua scripting engine.

What gives Hammerspoon its power is a set of extensions that expose specific pieces of system functionality, to the user. With these, you can write Lua scripts to control many aspects of your OS X environment.

How do I install it?

Manually

Download the latest release

Drag Hammerspoon.app from your Downloads folder to Applications

Homebrew

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