diff --git a/tmux/session b/tmux/session
new file mode 100755
index 0000000..9bb30f2
--- /dev/null
+++ b/tmux/session
@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+# Save and restore the state of tmux sessions and windows.
+# TODO: persist and restore the state & position of panes.
+set -e
+
+dump() {
+  local d=$'\t'
+  tmux list-windows -a -F "#S${d}#W${d}#{pane_current_path}"
+}
+
+save() {
+  dump > ~/.tmux-session
+}
+
+terminal_size() {
+  stty size 2>/dev/null | awk '{ printf "-x%d -y%d", $2, $1 }'
+}
+
+session_exists() {
+  tmux has-session -t "$1" 2>/dev/null
+}
+
+add_window() {
+  tmux new-window -d -t "$1:" -n "$2" -c "$3"
+}
+
+new_session() {
+  cd "$3" &&
+  tmux new-session -d -s "$1" -n "$2" $4
+}
+
+restore() {
+  tmux start-server
+  local count=0
+  local dimensions="$(terminal_size)"
+
+  while IFS=$'\t' read session_name window_name dir; do
+    if [[ -d "$dir" && $window_name != "log" && $window_name != "man" ]]; then
+      if session_exists "$session_name"; then
+        add_window "$session_name" "$window_name" "$dir"
+      else
+        new_session "$session_name" "$window_name" "$dir" "$dimensions"
+        count=$(( count + 1 ))
+      fi
+    fi
+  done < ~/.tmux-session
+
+  echo "restored $count sessions"
+}
+
+case "$1" in
+save | restore )
+  $1
+  ;;
+* )
+  echo "valid commands: save, restore" >&2
+  exit 1
+esac
diff --git a/zsh/alias.zsh b/zsh/alias.zsh
index dc914ce..5c6efe8 100644
--- a/zsh/alias.zsh
+++ b/zsh/alias.zsh
@@ -35,6 +35,7 @@ alias ta="tmux attach -d -t"
 alias td="tmux detach"
 alias tl="tmux ls"
 alias ts="tmux switch -t"
+alias tmux-session="/Users/hisam/.config/tmux/session"
 alias v="nvim"
 alias venv-activate="source venv/bin/activate"
 alias vim="v"