diff --git a/test/demo_tabs.c b/test/demo_tabs.c
new file mode 100644
index 0000000..16c1ad5
--- /dev/null
+++ b/test/demo_tabs.c
@@ -0,0 +1,127 @@
+/****************************************************************************
+ * Copyright 2019-2020,2022 Thomas E. Dickey                                *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+ * Author: Thomas E. Dickey
+ *
+ * $Id: demo_tabs.c,v 1.10 2022/12/04 00:40:11 tom Exp $
+ *
+ * A simple demo of tabs in curses.
+ */
+#define USE_CURSES
+#define USE_TINFO
+#include <test.priv.h>
+
+static void
+usage(int ok)
+{
+    static const char *msg[] =
+    {
+	"Usage: demo_tabs [options]"
+	,""
+	,"Print a grid to test tab-stops with the curses interface"
+	,""
+	,USAGE_COMMON
+	,"Options:"
+	," -l COUNT total number of lines to show"
+	," -t NUM   set TABSIZE variable to the given value"
+    };
+    unsigned n;
+    for (n = 0; n < SIZEOF(msg); ++n) {
+	fprintf(stderr, "%s\n", msg[n]);
+    }
+    ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
+}
+/* *INDENT-OFF* */
+VERSION_COMMON()
+/* *INDENT-ON* */
+
+int
+main(int argc, char *argv[])
+{
+    int tabstop;
+    int ch, col, row, step;
+    int line_limit = -1;
+    int curses_stops = -1;
+
+    while ((ch = getopt(argc, argv, OPTS_COMMON "l:t:")) != -1) {
+	switch (ch) {
+	case 'l':
+	    line_limit = atoi(optarg);
+	    break;
+	case 't':
+	    curses_stops = atoi(optarg);
+	    break;
+	case OPTS_VERSION:
+	    show_version(argv);
+	    ExitProgram(EXIT_SUCCESS);
+	default:
+	    usage(ch == OPTS_USAGE);
+	    /* NOTREACHED */
+	}
+    }
+
+    initscr();
+    noecho();
+    cbreak();
+    if (curses_stops > 0)
+	set_tabsize(curses_stops);
+#if HAVE_TIGETNUM
+    tabstop = tigetnum("it");
+    if (tabstop <= 0)
+#endif
+	tabstop = 8;
+    for (row = 0; row < LINES; ++row) {
+	move(row, 0);
+	for (col = step = 0; col < COLS - 1; ++col) {
+	    if (row == 0) {
+		chtype ct = '-';
+		if ((col % tabstop) == 0)
+		    ct = '+';
+		addch(ct);
+	    } else if (col + 1 < row) {
+		addch('*');
+	    } else {
+		printw("%x", step);
+		col = (row + (tabstop * ++step));
+		col /= tabstop;
+		col *= tabstop;
+		col -= 1;
+		if ((col + tabstop) < COLS)
+		    addch('\t');
+		refresh();
+	    }
+	}
+	addch('\n');
+	if (line_limit > 0 && row >= line_limit)
+	    break;
+    }
+    getch();
+    endwin();
+    ExitProgram(EXIT_SUCCESS);
+}