diff --git a/split_man b/split_man
new file mode 100755
index 0000000..15e425b
--- /dev/null
+++ b/split_man
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+# Check if gum is available
+if ! test -x "$(command -v gum)"; then
+    echo "Missing dependency: gum"
+    echo "See https://github.com/charmbracelet/gum"
+    exit 1
+fi
+
+CMD=$(gum input --placeholder="command")
+
+if [[ -n "$BYOBU_BACKEND" && "$BYOBU_BACKEND" = "tmux" ]]; then
+    byobu-tmux split-window -h man "$CMD"
+elif [[ -n "$TMUX" ]]; then
+    tmux split-window -h man "$CMD"
+elif [[ -n "$ZELLIJ" ]]; then
+    zellij action new-pane -- man "$CMD"
+else
+    echo "No byobu, tmux, or Zellij sessions detected"
+    exit 1
+fi
diff --git a/tman b/tman
deleted file mode 100755
index cc0b74d..0000000
--- a/tman
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-CMD=$(gum input --placeholder="command")
-tmux split-window -h man "$CMD"
diff --git a/zman b/zman
deleted file mode 100755
index be33957..0000000
--- a/zman
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env zsh
-
-CMD=$(gum input --placeholder="command")
-zellij action new-pane -- man "$CMD"