diff --git a/other/create_bundle_app_macos.sh b/other/create_bundle_app_macos.sh
index 729d0c8..c24ba76 100755
--- a/other/create_bundle_app_macos.sh
+++ b/other/create_bundle_app_macos.sh
@@ -14,6 +14,15 @@ SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 # Project root holds bin/, icon/, dist/. This script lives in other/, so go up one.
 PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
 
+# ── Optional runtime libraries ────────────────────────────────────────────────
+# These are loaded dynamically (dlopen) rather than linked, so they never show
+# up in the executable's otool -L. They are only needed for optional hardware
+# (PlutoSDR / AD936x). Bundle them — together with their dependency trees — only
+# if they are present on the build machine; otherwise the bundle builds fine
+# without them.
+OPTIONAL_LIB_NAMES=(libiio libad9361)
+OPTIONAL_LIB_DIRS=(/usr/local/lib /opt/homebrew/lib /opt/local/lib)
+
 # ── Locate source .app ────────────────────────────────────────────────────────
 if [[ $# -ge 1 ]]; then
     SRC_APP="$(cd "$(dirname "$1")" && pwd)/$(basename "$1")"
@@ -171,9 +180,65 @@ build_bundle() {
         done <<< "$deps"
     }
 
+    # Seed an optional, dlopen'd dylib into the bundle (with its dependency tree).
+    # Arg: path to a dylib (possibly a symlink, e.g. /usr/local/lib/libiio.dylib).
+    seed_optional_lib() {
+        local link="$1"
+
+        # Follow the symlink chain to the real file.
+        local real
+        real="$(cd "$(dirname "$link")" && pwd)/$(basename "$link")"
+        while [[ -L "$real" ]]; do
+            local target
+            target="$(readlink "$real")"
+            [[ "$target" == /* ]] || target="$(dirname "$real")/$target"
+            real="$target"
+        done
+        [[ -f "$real" ]] || { echo "  (optional $(basename "$link") not found)"; return; }
+
+        # Bundle the real file under the basename advertised by its install id,
+        # so dependents referencing that name (and our alias symlinks) resolve.
+        local idname
+        idname="$(basename "$(otool -D "$real" | tail -n +2 | head -1)")"
+        [[ -n "$idname" ]] || idname="$(basename "$real")"
+        local dst="$FWK_DIR/$idname"
+
+        if [[ -z "${PROCESSED[$idname]:-}" ]]; then
+            echo "  Bundling optional $idname"
+            cp "$real" "$dst"
+            chmod 755 "$dst"
+            PROCESSED[$idname]=1
+            install_name_tool -id "@executable_path/../Frameworks/$idname" "$dst"
+            collect_and_copy "$dst"
+        fi
+
+        # Recreate the symlink aliases (libfoo.dylib, libfoo.N.dylib) alongside
+        # it, so a dlopen() by any of those names finds the bundled copy.
+        local srcdir base an
+        srcdir="$(dirname "$link")"
+        base="${idname%%.*}"
+        for alias in "$srcdir/$base".dylib "$srcdir/$base".*.dylib; do
+            [[ -e "$alias" ]] || continue
+            an="$(basename "$alias")"
+            [[ "$an" == "$idname" ]] && continue
+            [[ -e "$FWK_DIR/$an" ]] && continue
+            ln -s "$idname" "$FWK_DIR/$an"
+        done
+    }
+
     echo "  Scanning dependencies..."
     collect_and_copy "$EXEC_PATH"
 
+    echo "  Seeding optional dynamically-loaded libs..."
+    for optname in "${OPTIONAL_LIB_NAMES[@]}"; do
+        for optdir in "${OPTIONAL_LIB_DIRS[@]}"; do
+            if [[ -e "$optdir/$optname.dylib" ]]; then
+                seed_optional_lib "$optdir/$optname.dylib"
+                break
+            fi
+        done
+    done
+
     while IFS= read -r existing; do
         local libname
         libname="$(basename "$existing")"