add homebrew

README.md

@@ -29,6 +29,7 @@ You can find Linux binaries under [releases](https://github.com/RasmusLindroth/t
   * [FreeBSD](#freebsd)
   * [OpenBSD](#openbsd)
   * [NetBSD](#netbsd-and-others) and others
+  * [Homebrew (macOS)](#homebrew-macos)
   * [openSUSE](#opensuse)
 * [Build it yourself](#build-it-yourself)
 * [Flags and commands](#flags-and-commands)
@@ -148,6 +149,13 @@ pkgin:
 
     pkgin install tut
 
+### Homebrew (macOS)
+
+```
+brew update
+brew install tut
+```
+
 ### openSUSE
 
 `tut` package is shipped as part of openSUSE Tumbleweed and openSUSE Leap 15.5+. It can be installed via: