Command-line tool

watchman

brew/watchman

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Watch files and take action when they change

Website Source

At a glance

Type

Command-line tool

Install on

Windows, macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

Windows

winget install --id facebook.watchman -e
scoop install watchman

macOS

brew install watchman

Linux

brew install watchman

Infer the root directory of the project containing the specified directory, and watch its files and sub-folders for changes

watchman watch-project path/to/directory

Add a trigger to run a command when files with a specified filename pattern in a watched directory change

watchman -- trigger path/to/watched_directory trigger_name 'pattern' -- command

List all watched directories

watchman watch-list

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