diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index 79a815c900..f9d79ceeeb 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -55,6 +55,7 @@ case "$*" in
   --cache)             echo "$HOMEBREW_CACHE"; exit 0 ;;
   shellenv)            source "$HOMEBREW_LIBRARY/Homebrew/cmd/shellenv.sh"; homebrew-shellenv; exit 0 ;;
   formulae)            source "$HOMEBREW_LIBRARY/Homebrew/cmd/formulae.sh"; homebrew-formulae; exit 0 ;;
+  casks)               source "$HOMEBREW_LIBRARY/Homebrew/cmd/casks.sh"; homebrew-casks; exit 0 ;;
 esac
 
 #####
diff --git a/Library/Homebrew/cmd/casks.sh b/Library/Homebrew/cmd/casks.sh
new file mode 100644
index 0000000000..5aa207879b
--- /dev/null
+++ b/Library/Homebrew/cmd/casks.sh
@@ -0,0 +1,12 @@
+#:  * `casks`
+#:
+#:  List all locally installable casks including short names.
+#:
+
+# Don't need shellcheck to follow the `source`.
+# shellcheck disable=SC1090
+source "$HOMEBREW_LIBRARY/Homebrew/items.sh"
+
+homebrew-casks() {
+  homebrew-items 'Formula' 's|/Casks/|/|' '^homebrew/cask'
+}
diff --git a/Library/Homebrew/cmd/formulae.sh b/Library/Homebrew/cmd/formulae.sh
index e2f803724d..a9deabfcfc 100644
--- a/Library/Homebrew/cmd/formulae.sh
+++ b/Library/Homebrew/cmd/formulae.sh
@@ -3,35 +3,10 @@
 #:  List all locally installable formulae including short names.
 #:
 
+# Don't need shellcheck to follow the `source`.
+# shellcheck disable=SC1090
+source "$HOMEBREW_LIBRARY/Homebrew/items.sh"
+
 homebrew-formulae() {
-  local formulae
-  local sed_extended_regex_flag
-
-  if [[ -n "$HOMEBREW_MACOS" ]]; then
-    sed_extended_regex_flag="-E"
-  else
-    sed_extended_regex_flag="-r"
-  fi
-
-  formulae="$( \
-    find "$HOMEBREW_REPOSITORY/Library/Taps" \
-         -type d \( \
-           -name Casks -o \
-           -name cmd -o \
-           -name .github -o \
-           -name lib -o \
-           -name spec -o \
-           -name vendor \
-          \) \
-         -prune -false -o -name '*\.rb' | \
-    sed "$sed_extended_regex_flag" \
-      -e 's/\.rb//g' \
-      -e 's_.*/Taps/(.*)/(home|linux)brew-_\1/_' \
-      -e 's|/Formula/|/|' \
-  )"
-  local shortnames
-  shortnames="$(echo "$formulae" | cut -d "/" -f 3)"
-  echo -e "$formulae\n$shortnames" | \
-    grep -v '^homebrew/core' | \
-    sort -uf
+  homebrew-items 'Casks' 's|/Formula/|/|' '^homebrew/core'
 }
diff --git a/Library/Homebrew/items.sh b/Library/Homebrew/items.sh
new file mode 100644
index 0000000000..5792a742dc
--- /dev/null
+++ b/Library/Homebrew/items.sh
@@ -0,0 +1,35 @@
+homebrew-items() {
+  local items
+  local sed_extended_regex_flag
+  local find_filter=$1
+  local sed_filter=$2
+  local grep_filter=$3
+
+  if [[ -n "$HOMEBREW_MACOS" ]]; then
+    sed_extended_regex_flag="-E"
+  else
+    sed_extended_regex_flag="-r"
+  fi
+
+  items="$( \
+    find "$HOMEBREW_REPOSITORY/Library/Taps" \
+         -type d \( \
+           -name "$find_filter" -o \
+           -name cmd -o \
+           -name .github -o \
+           -name lib -o \
+           -name spec -o \
+           -name vendor \
+          \) \
+         -prune -false -o -name '*\.rb' | \
+    sed "$sed_extended_regex_flag" \
+      -e 's/\.rb//g' \
+      -e 's_.*/Taps/(.*)/(home|linux)brew-_\1/_' \
+      -e "$sed_filter" \
+  )"
+  local shortnames
+  shortnames="$(echo "$items" | cut -d "/" -f 3)"
+  echo -e "$items\n$shortnames" | \
+    grep -v "$grep_filter" | \
+    sort -uf
+}
diff --git a/completions/bash/brew b/completions/bash/brew
index 74d07fc412..677f887fd9 100644
--- a/completions/bash/brew
+++ b/completions/bash/brew
@@ -655,12 +655,9 @@ __brew_caskcomp ()
 __brew_cask_complete_formulae ()
 {
     local cur="${COMP_WORDS[COMP_CWORD]}"
-    local lib=$(brew --repository)/Library
-    local taps=${lib}/Taps
-    local casks=${lib}/Taps/homebrew/homebrew-cask/Casks
-    local ff=$(\ls ${casks} 2>/dev/null | \sed 's/\.rb//g')
+    local casks=$(brew casks)
 
-    COMPREPLY=($(compgen -W "$ff" -- "$cur"))
+    COMPREPLY=($(compgen -W "$casks" -- "$cur"))
 }
 
 __brew_cask_complete_installed ()
diff --git a/completions/fish/brew.fish b/completions/fish/brew.fish
index 563dd64ab2..92d6b7f623 100644
--- a/completions/fish/brew.fish
+++ b/completions/fish/brew.fish
@@ -206,7 +206,7 @@ function __fish_brew_suggest_casks_outdated -d "Lists outdated casks with the in
 end
 
 function __fish_brew_suggest_casks_all -d "Lists locally available casks"
-    brew search --cask
+    brew casks
 end
 
 
diff --git a/completions/internal_commands_list.txt b/completions/internal_commands_list.txt
index 9be4b8572f..f1a952a9e1 100644
--- a/completions/internal_commands_list.txt
+++ b/completions/internal_commands_list.txt
@@ -20,6 +20,7 @@ bump-formula-pr
 bump-revision
 bump-unversioned-casks
 cask
+casks
 cat
 cleanup
 command
diff --git a/completions/zsh/_brew_cask b/completions/zsh/_brew_cask
index 81c8a3fee4..734be2e42b 100644
--- a/completions/zsh/_brew_cask
+++ b/completions/zsh/_brew_cask
@@ -18,7 +18,7 @@ __brew_all_casks() {
   local comp_cachename=brew_casks
 
   if ! _retrieve_cache $comp_cachename; then
-    list=( $(brew search --cask) )
+    list=( $(brew casks) )
     _store_cache $comp_cachename list
   fi
 
diff --git a/docs/Manpage.md b/docs/Manpage.md
index 88b8587602..bda3f0502c 100644
--- a/docs/Manpage.md
+++ b/docs/Manpage.md
@@ -65,6 +65,10 @@ Uninstall formulae that were only installed as a dependency of another formula a
 * `-n`, `--dry-run`:
   List what would be uninstalled, but do not actually uninstall anything.
 
+### `casks`
+
+List all locally installable casks including short names.
+
 ### `cleanup` [*`options`*] [*`formula`*|*`cask`*]
 
 Remove stale lock files and outdated downloads for all formulae and casks,
diff --git a/manpages/brew.1 b/manpages/brew.1
index 6b88e8711a..09132afcc7 100644
--- a/manpages/brew.1
+++ b/manpages/brew.1
@@ -60,6 +60,9 @@ Uninstall formulae that were only installed as a dependency of another formula a
 \fB\-n\fR, \fB\-\-dry\-run\fR
 List what would be uninstalled, but do not actually uninstall anything\.
 .
+.SS "\fBcasks\fR"
+List all locally installable casks including short names\.
+.
 .SS "\fBcleanup\fR [\fIoptions\fR] [\fIformula\fR|\fIcask\fR]"
 Remove stale lock files and outdated downloads for all formulae and casks, and remove old versions of installed formulae\. If arguments are specified, only do this for the given formulae and casks\. Removes all downloads more than 120 days old\. This can be adjusted with \fBHOMEBREW_CLEANUP_MAX_AGE_DAYS\fR\.
 .