diff --git a/bpkg-realpath b/bpkg-realpath
new file mode 120000
index 0000000..0efe7bb
--- /dev/null
+++ b/bpkg-realpath
@@ -0,0 +1 @@
+lib/realpath/realpath.sh
\ No newline at end of file
diff --git a/lib/env/env.sh b/lib/env/env.sh
index b4d701c..3f4df86 100755
--- a/lib/env/env.sh
+++ b/lib/env/env.sh
@@ -9,6 +9,15 @@ else
   source "$(which bpkg-package)"
 fi
 
+if ! type -f bpkg-realpath &>/dev/null; then
+  echo "error: bpkg-realpath not found, aborting"
+  exit 1
+else
+  # shellcheck disable=SC2230
+  # shellcheck source=lib/realpath/realpath.sh
+  source "$(which bpkg-realpath)"
+fi
+
 # Include config rc file if found
 BPKG_USER_CONFIG_FILE="$HOME/.bpkgrc"
 
@@ -37,7 +46,7 @@ export BPKG_PACKAGE_USER
 export BPKG_PACKAGE_NAME="$(bpkg_package name 2>/dev/null)"
 export BPKG_PACKAGE_REPO="$(bpkg_package repo 2>/dev/null)"
 export BPKG_PACKAGE_PATH="$(bpkg_package_path)"
-export BPKG_PACKAGE_ROOT="$(realpath "$(dirname "$BPKG_PACKAGE_PATH")")"
+export BPKG_PACKAGE_ROOT="$(bpkg_realpath "$(dirname "$BPKG_PACKAGE_PATH")")"
 export BPKG_PACKAGE_DEPS="$BPKG_PACKAGE_ROOT/deps"
 export BPKG_PACKAGE_VERSION="$(bpkg_package version 2>/dev/null)"
 export BPKG_PACKAGE_DESCRIPTION="$(bpkg_package description 2>/dev/null)"
diff --git a/lib/install/install.sh b/lib/install/install.sh
index 2fe133c..01287ab 100755
--- a/lib/install/install.sh
+++ b/lib/install/install.sh
@@ -1,5 +1,14 @@
 #!/usr/bin/env bash
 
+if ! type -f bpkg-realpath &>/dev/null; then
+  echo "error: bpkg-realpath not found, aborting"
+  exit 1
+else
+  # shellcheck disable=SC2230
+  # shellcheck source=lib/realpath/realpath.sh
+  source "$(which bpkg-realpath)"
+fi
+
 if ! type -f bpkg-utils &>/dev/null; then
   echo "error: bpkg-utils not found, aborting"
   exit 1
@@ -211,7 +220,7 @@ bpkg_install () {
   echo
 
   for pkg in "${pkgs[@]}"; do
-    if test -d "$(realpath "$pkg" 2>/dev/null)"; then
+    if test -d "$(bpkg_realpath "$pkg" 2>/dev/null)"; then
       if ! (cd "$pkg" && bpkg_getdeps); then
         return 1
       fi
diff --git a/lib/package/package.sh b/lib/package/package.sh
index 4ac0106..b0214a1 100755
--- a/lib/package/package.sh
+++ b/lib/package/package.sh
@@ -1,11 +1,20 @@
 #!/usr/bin/env bash
 
+if ! type -f bpkg-realpath &>/dev/null; then
+  echo "error: bpkg-realpath not found, aborting"
+  exit 1
+else
+  # shellcheck disable=SC2230
+  # shellcheck source=lib/realpath/realpath.sh
+  source "$(which bpkg-realpath)"
+fi
+
 BPKG_JSON="$(which bpkg-json)"
 
 if [ -z "$BPKG_JSON" ]; then
-  BPKG_JSON="$(realpath "$0/../JSON/JSON.sh")"
+  BPKG_JSON="$(bpkg_realpath "$0/../JSON/JSON.sh")"
 else
-  BPKG_JSON="$(realpath "$BPKG_JSON")"
+  BPKG_JSON="$(bpkg_realpath "$BPKG_JSON")"
 fi
 
 ## output usage
diff --git a/lib/realpath/realpath.sh b/lib/realpath/realpath.sh
new file mode 100755
index 0000000..a71c24c
--- /dev/null
+++ b/lib/realpath/realpath.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+function bpkg_realpath () {
+  local target="$1"
+
+  if [ -n "$(which realpath 2>/dev/null)" ]; then
+    realpath "$@"
+    return $?
+  fi
+
+  if test -d "$target"; then
+    cd "$target" || return $?
+    pwd
+  elif test -f "$target"; then
+    # file
+    if [[ $target = /* ]]; then
+      echo "$target"
+    elif [[ $target == */* ]]; then
+      cd "${1%/*}" || return $?
+      echo "$(pwd)/${1##*/}"
+    else
+      echo "$(pwd)/$target"
+    fi
+  fi
+
+  return 0
+}
+
+if [[ ${BASH_SOURCE[0]} != "$0" ]]; then
+  export -f bpkg_realpath
+else
+  bpkg_realpath "$@"
+  exit $?
+fi
diff --git a/lib/run/run.sh b/lib/run/run.sh
index a8a5dda..d7b1357 100755
--- a/lib/run/run.sh
+++ b/lib/run/run.sh
@@ -1,5 +1,14 @@
 #!/usr/bin/env bash
 
+if ! type -f bpkg-realpath &>/dev/null; then
+  echo "error: bpkg-realpath not found, aborting"
+  exit 1
+else
+  # shellcheck disable=SC2230
+  # shellcheck source=lib/realpath/realpath.sh
+  source "$(which bpkg-realpath)"
+fi
+
 if ! type -f bpkg-utils &>/dev/null; then
   echo "error: bpkg-utils not found, aborting"
   exit 1
@@ -172,7 +181,7 @@ bpkg_run () {
     if which "$name" 2>/dev/null; then
       :
     elif test -f "$1"; then
-      realpath "$1"
+      bpkg_realpath "$1"
     elif [ -n "$1" ] && which "$1" 2>/dev/null; then
       :
     fi
diff --git a/setup.sh b/setup.sh
index 64aa83b..d63781a 100755
--- a/setup.sh
+++ b/setup.sh
@@ -89,6 +89,7 @@ CMDS+=("suggest")
 CMDS+=("term")
 CMDS+=("update")
 CMDS+=("utils")
+CMDS+=("realpath")
 
 make_install () {
   local source