diff --git a/sh/code.sh b/sh/code.sh
index 76487b9..e5a898b 100644
--- a/sh/code.sh
+++ b/sh/code.sh
@@ -19,45 +19,6 @@ _rwx_code_functions=""
 # cache for code variables
 _rwx_code_variables=""
 
-# ╭──────┬─────────╮
-# │ code │ install │
-# ╰──────┴─────────╯
-
-#= rwx_install
-rwx_code_install() {
-	local target="${1}"
-	local command file name root
-	# code
-	if [ -n "${target}" ]; then
-		root="${target}${RWX_ROOT_SYSTEM}"
-		rwx_remove "${root}"
-		cp --recursive "${RWX_ROOT_SYSTEM}" "${root}"
-	fi
-	# commands
-	root="${target}/usr/local/bin"
-	name="${RWX_SELF_NAME}.sh"
-	file="${root}/${name}"
-	rwx_remove "${file}"
-	rwx_link "${file}" "${RWX_MAIN_PATH}"
-	while IFS= read -r command; do
-		file="${root}/${command}"
-		rwx_remove "${file}"
-		rwx_link "${file}" "${name}"
-	done <<EOF
-${_rwx_code_aliases}
-EOF
-	# sh
-	file="${target}/etc/profile.d/${RWX_SELF_NAME}.sh"
-	rwx_remove "${file}"
-	rwx_file_write "${file}" "\
-export ENV=\"${RWX_MAIN_PATH}\"
-"
-	# bash
-	file="${target}/etc/bash.bashrc"
-	rwx_remove "${file}"
-	rwx_link "${file}" "${RWX_MAIN_PATH}"
-}
-
 # ╭──────┬───────╮
 # │ code │ parts │
 # ╰──────┴───────╯
@@ -79,21 +40,6 @@ rwx_code_aliases() {
 	echo "${_rwx_code_aliases}"
 }
 
-# find aliased function
-rwx_code_alias_function() {
-	local target="${1}"
-	local line name
-	while IFS= read -r line; do
-		name="$(echo "${line}" | awk "{print \$1}")"
-		if [ "${name}" = "${target}" ]; then
-			echo "${line}" |
-				awk "{print \$2}"
-		fi
-	done <<EOF
-${_rwx_code_aliases_functions}
-EOF
-}
-
 # show the cached aliases and functions
 #= rcaf
 rwx_code_aliases_functions() {
diff --git a/sh/main.sh b/sh/main.sh
index d96d776..1e0c2c1 100755
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -22,6 +22,9 @@ RWX_MAIN_NAME="main.sh"
 # name of the project itself
 RWX_SELF_NAME="rwx"
 
+# prefix for command functions
+RWX_SELF_COMMAND="_${RWX_SELF_NAME}_cmd_"
+
 # ╭──────┬───────────╮
 # │ main │ variables │
 # ╰──────┴───────────╯
@@ -64,11 +67,7 @@ rwx_main() {
 	rwx_code_load
 	# context / command
 	if [ -n "${RWX_COMMAND_NAME}" ]; then
-		local function
-		function="$(rwx_code_alias_function "${RWX_COMMAND_NAME}")"
-		if [ -n "${function}" ]; then
-			"${function}" "${@}"
-		fi
+		"${RWX_SELF_COMMAND}${RWX_COMMAND_NAME}" "${@}"
 	# context / shell
 	else
 		rwx_self_init
diff --git a/sh/self.sh b/sh/self.sh
index 968c44b..0752da9 100644
--- a/sh/self.sh
+++ b/sh/self.sh
@@ -1,6 +1,19 @@
-# ╭──────╮
-# │ self │
-# ╰──────╯
+# self
+# module
+
+# ╭──────┬──────────╮
+# │ self │ commands │
+# ╰──────┴──────────╯
+
+# get commands from root
+rwx_self_commands() {
+	grep \
+		--directories "recurse" \
+		--no-filename \
+		"^${RWX_SELF_COMMAND}" "${RWX_ROOT_SYSTEM}" |
+		cut --delimiter "(" --fields 1 |
+		sed "s|^${RWX_SELF_COMMAND}||"
+}
 
 # ╭──────┬──────╮
 # │ self │ help │
@@ -27,6 +40,43 @@ rwx_self_init() {
 	fi
 }
 
+# ╭──────┬─────────╮
+# │ self │ install │
+# ╰──────┴─────────╯
+
+_rwx_cmd_rwx_install() { rwx_self_install "${@}"; }
+rwx_self_install() {
+	local target="${1}"
+	local command file name root
+	# code
+	if [ -n "${target}" ]; then
+		root="${target}${RWX_ROOT_SYSTEM}"
+		rwx_remove "${root}"
+		cp --recursive "${RWX_ROOT_SYSTEM}" "${root}"
+	fi
+	# commands
+	root="${target}/usr/local/bin"
+	name="${RWX_SELF_NAME}.sh"
+	file="${root}/${name}"
+	rwx_remove "${file}"
+	rwx_link "${file}" "${RWX_MAIN_PATH}"
+	for command in $(rwx_self_commands); do
+		file="${root}/${command}"
+		rwx_remove "${file}"
+		rwx_link "${file}" "${name}"
+	done
+	# sh
+	file="${target}/etc/profile.d/${RWX_SELF_NAME}.sh"
+	rwx_remove "${file}"
+	rwx_file_write "${file}" "\
+export ENV=\"${RWX_MAIN_PATH}\"
+"
+	# bash
+	file="${target}/etc/bash.bashrc"
+	rwx_remove "${file}"
+	rwx_link "${file}" "${RWX_MAIN_PATH}"
+}
+
 # ╭──────┬────────╮
 # │ self │ subset │
 # ╰──────┴────────╯