iTerm2 has OSC 7, from Gregory Anders.

diff --git a/usr.bin/tmux/tty-features.c b/usr.bin/tmux/tty-features.c
index 514dd87..7843cf6 100644 (file)
--- a/usr.bin/tmux/tty-features.c
+++ b/usr.bin/tmux/tty-features.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tty-features.c,v 1.22 2022/03/24 09:05:57 nicm Exp $ */
+/* $OpenBSD: tty-features.c,v 1.23 2022/05/30 12:57:31 nicm Exp $ */
 
 /*
  * Copyright (c) 2020 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -376,7 +376,7 @@ tty_default_features(int *feat, const char *name, u_int version)
                },
                { .name = "iTerm2",
                  .features = TTY_FEATURES_BASE_MODERN_XTERM
-                             ",cstyle,extkeys,margins,usstyle,sync"
+                             ",cstyle,extkeys,margins,usstyle,sync,osc7"
                },
                { .name = "XTerm",
                  /*