Command-line tool

wait4x

brew/wait4x

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

Wait for a port or a service to enter the requested state

Website

At a glance

Type

Command-line tool

Install on

Windows, macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

Windows

scoop bucket add extras; scoop install extras/wait4x

macOS

brew install wait4x

Linux

brew install wait4x

Wait for a TCP port to become available

wait4x tcp localhost:8080

Wait for an HTTP endpoint to return a specific status code

wait4x http https://example.com/health --expect-status-code 200

Wait for a PostgreSQL database to become ready

wait4x postgresql 'postgres://user:password@localhost:5432/mydb?sslmode=disable'

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