diff --git a/plugins/tmux/tmux.plugin.zsh b/plugins/tmux/tmux.plugin.zsh
new file mode 100644
index 000000000..0ee652f97
--- /dev/null
+++ b/plugins/tmux/tmux.plugin.zsh
@@ -0,0 +1,17 @@
+# TODO: move elsewhere
+IRC=($commands[weechat-curses] $commands[irssi])
+
+if (( $+commands[tmux] )); then
+  [[ -z $TMUX ]] && exec tmux
+
+  if [[ -n $IRC ]]; then
+    irc() {
+      if tmux has -t irc >/dev/null; then
+        tmux switch -t irc
+      else
+        TMUX="" tmux new -ds irc $IRC[1]
+        tmux switch -t irc
+      fi
+    }
+  fi
+fi