From 4d2e4e52e8ea108cc65413cf317f7871a3813292 Mon Sep 17 00:00:00 2001
From: nicm <nicm@openbsd.org>
Date: Mon, 12 Oct 2026 12:26:46 +0000
Subject: [PATCH] Add Kitty feature detection and sixel to WezTerm.

---
 tty-features.c | 14 +++++++++++++-
 tty-keys.c     |  4 +++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/tty-features.c b/tty-features.c
index e3c9f19b2..ef0fdc53c 100644
--- a/tty-features.c
+++ b/tty-features.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tty-features.c,v 1.46 2026/09/24 08:16:13 nicm Exp $ */
+/* $OpenBSD: tty-features.c,v 1.47 2026/10/12 12:26:46 nicm Exp $ */
 
 /*
  * Copyright (c) 2020 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -628,6 +628,7 @@ tty_default_features(struct client *c, const char *name, u_int version)
 			      "focus,"
 		  	      "hyperlinks,"
 			      "margins,"
+			      "sixel,"
 			      "usstyle"
 		},
 		{ .name = "ghostty",
@@ -644,6 +645,17 @@ tty_default_features(struct client *c, const char *name, u_int version)
 			      "usstyle,"
 			      "progressbar"
 		},
+		{ .name = "kitty",
+		  .features = TTY_FEATURES_BASE_MODERN_XTERM ","
+			      "ccolour,"
+			      "cstyle,"
+			      "extkeys,"
+			      "focus,"
+			      "hyperlinks,"
+			      "osc7,"
+			      "sync,"
+			      "usstyle"
+		},
 		{ .name = "Rio",
 		  .features = TTY_FEATURES_BASE_MODERN_XTERM ","
 			      "ccolour,"
diff --git a/tty-keys.c b/tty-keys.c
index 96c73f1b6..b9ca2f019 100644
--- a/tty-keys.c
+++ b/tty-keys.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tty-keys.c,v 1.216 2026/10/06 17:49:45 nicm Exp $ */
+/* $OpenBSD: tty-keys.c,v 1.217 2026/10/12 12:26:46 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -1675,6 +1675,8 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf,
 		tty_default_features(c, "mintty", 0);
 	else if (strncmp(tmp, "foot(", 5) == 0)
 		tty_default_features(c, "foot", 0);
+	else if (strncmp(tmp, "kitty(", 6) == 0)
+		tty_default_features(c, "kitty", 0);
 	else if (strncmp(tmp, "WezTerm ", 7) == 0)
 		tty_default_features(c, "WezTerm", 0);
 	else if (strncmp(tmp, "ghostty ", 8) == 0)