diff -ruN dwm-5.0.1.orig/config.def.h dwm-5.0.1/config.def.h
--- dwm-5.0.1.orig/config.def.h	2008-06-19 10:11:38.000000000 +0200
+++ dwm-5.0.1/config.def.h	2008-07-21 17:24:56.000000000 +0200
@@ -30,10 +30,13 @@
 static float mfact      = 0.55;
 static Bool resizehints = True; /* False means respect size hints in tiled resizals */
 
+#include "fibonacci.c"
 static Layout layouts[] = {
 	/* symbol     arrange function */
 	{ "[]=",      tile }, /* first entry is default */
 	{ "><>",      NULL }, /* no layout function means floating behavior */
+	{ "(@)",      spiral },
+	{ "[\\]",     dwindle },
 };
 
 /* key definitions */
diff -ruN dwm-5.0.1.orig/fibonacci.c dwm-5.0.1/fibonacci.c
--- dwm-5.0.1.orig/fibonacci.c	1970-01-01 01:00:00.000000000 +0100
+++ dwm-5.0.1/fibonacci.c	2008-07-21 17:24:21.000000000 +0200
@@ -0,0 +1,60 @@
+void
+fibonacci(int s) {
+	unsigned int i, n, nx, ny, nw, nh;
+	Client *c;
+
+	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next), n++)
+	if(n == 0)
+		return;
+	
+	nx = wx;
+	ny = 0;
+	nw = ww;
+	nh = wh;
+	
+	for(i = 0, c = nexttiled(clients); c; c = nexttiled(c->next)) {
+		if((i % 2 && nh / 2 > 2 * c->bw)
+		   || (!(i % 2) && nw / 2 > 2 * c->bw)) {
+			if(i < n - 1) {
+				if(i % 2)
+					nh /= 2;
+				else
+					nw /= 2;
+				if((i % 4) == 2 && !s)
+					nx += nw;
+				else if((i % 4) == 3 && !s)
+					ny += nh;
+			}
+			if((i % 4) == 0) {
+				if(s)
+					ny += nh;
+				else
+					ny -= nh;
+			}
+			else if((i % 4) == 1)
+				nx += nw;
+			else if((i % 4) == 2)
+				ny += nh;
+			else if((i % 4) == 3) {
+				if(s)
+					nx += nw;
+				else
+					nx -= nw;
+			}
+			if(i == 0)
+				ny = wy;
+			i++;
+		}
+		resize(c, nx, ny, nw - 2 * c->bw, nh - 2 * c->bw, False);
+	}
+}
+
+void
+dwindle(void) {
+	fibonacci(1);
+}
+
+void
+spiral(void) {
+	fibonacci(0);
+}