watch

Install command:
brew install watch

Executes a program periodically, showing output fullscreen

https://gitlab.com/procps-ng/procps

License: GPL-2.0-or-later AND LGPL-2.1-or-later

Development: Pull requests

Formula JSON API: /api/formula/watch.json

Formula code: watch.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
golden gate ✅
tahoe ✅
sequoia ✅
sonoma ✅
macOS on
Intel
sonoma ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 4.0.7
head ⚡️ HEAD

Depends on:

ncurses 6.6 Text-based UI library

Depends on when building from source:

pkgconf 3.0.10 Package compiler and linker metadata toolkit

Conflicts with: visionmedia-watch

Binaries: watch

GitHub Packages downloads:

Last 30 days45,810
Downloads3,221,920
Analytics install events (30 days)4,857
Downloads / install events (30 days)9.4×

Source: GitHub Packages, fetched 2026-11-11T00:51:55Z. Analytics dates: 2026-10-12 to 2026-11-11. Totals exclude downloads from Bintray before the migration to GitHub Packages. Downloads and install attempts measure different things; the difference does not count analytics opt-outs. Definitions and limitations.

Analytics:

30 days90 days365 days
Installs4,84620,04986,420
Installs (--HEAD)1148182
Installs on Request4,84020,02486,242
Installs on Request (--HEAD)1148182
Build Errors0