diff --git a/modules/README.md b/modules/README.md
index 2d89b1d..63484e4 100644
--- a/modules/README.md
+++ b/modules/README.md
@@ -71,6 +71,11 @@ History
 
 Sets history options and defines history aliases.
 
+Homebrew
+--------
+
+Defines Homebrew aliases.
+
 Macports
 --------
 
diff --git a/modules/homebrew/README.md b/modules/homebrew/README.md
new file mode 100644
index 0000000..c8e6d4e
--- /dev/null
+++ b/modules/homebrew/README.md
@@ -0,0 +1,26 @@
+Homebrew
+========
+
+Defines Homebrew aliases.
+
+Aliases
+-------
+
+  - `brewc` cleans outdated brews and their cached archives.
+  - `brewC` cleans outdated brews, including keg-only, and their cached archives.
+  - `brewi` installs a formula.
+  - `brewl` lists installed formulae.
+  - `brews` searches for a formula.
+  - `brewU` upgrades Homebrew and outdated brews.
+  - `brewu` upgrades Homebrew.
+  - `brewx` uninstalls a formula.
+
+Authors
+-------
+
+*The authors of this module should be contacted via the [issue tracker][1].*
+
+  - [Sorin Ionescu](https://github.com/sorin-ionescu)
+
+[1]: https://github.com/sorin-ionescu/prezto/issues
+
diff --git a/modules/homebrew/init.zsh b/modules/homebrew/init.zsh
new file mode 100644
index 0000000..6f0299a
--- /dev/null
+++ b/modules/homebrew/init.zsh
@@ -0,0 +1,25 @@
+#
+# Defines Homebrew aliases.
+#
+# Authors:
+#   Sorin Ionescu <sorin.ionescu@gmail.com>
+#
+
+# Return if requirements are not found.
+if [[ "$OSTYPE" != darwin* ]]; then
+  return 1
+fi
+
+#
+# Aliases
+#
+
+alias brewc='brew cleanup'
+alias brewC='brew cleanup --force'
+alias brewi='brew install'
+alias brewl='brew list'
+alias brews='brew search'
+alias brewu='brew upgrade'
+alias brewU='brew update && brew upgrade'
+alias brewx='brew remove'
+