diff --git a/hosts/Makefile b/hosts/Makefile
new file mode 100644
index 0000000..59a9a86
--- /dev/null
+++ b/hosts/Makefile
@@ -0,0 +1,12 @@
+all:
+	(cd host && make)
+	(cd host-mini && make)
+	(cd host-parallel && make)
+	(cd host-arduino && make)
+
+clean:
+	(cd host && make clean)
+	(cd host-mini && make clean)
+	(cd host-parallel && make clean)
+	(cd host-arduino && make clean)
+
diff --git a/hosts/host-parallel/fib.h b/hosts/host-parallel/fib.h
new file mode 100644
index 0000000..86d6a85
--- /dev/null
+++ b/hosts/host-parallel/fib.h
@@ -0,0 +1,43 @@
+const unsigned char fib[] = {
+  0x17, 0x05, 0x00, 0x00, 0x13, 0x05, 0x05, 0x1e, 0xb7, 0x08, 0x00, 0x01,
+  0x93, 0x88, 0x28, 0x00, 0x73, 0x00, 0x00, 0x00, 0x23, 0x26, 0x11, 0x00,
+  0xef, 0x00, 0x40, 0x15, 0xb7, 0x08, 0x00, 0x01, 0x73, 0x00, 0x00, 0x00,
+  0x93, 0x05, 0x00, 0x00, 0x93, 0x08, 0x40, 0x00, 0x73, 0x00, 0x00, 0x00,
+  0x37, 0x05, 0x00, 0x80, 0x13, 0x05, 0x05, 0x1c, 0x93, 0x08, 0x30, 0x00,
+  0x73, 0x00, 0x00, 0x00, 0x67, 0x80, 0x00, 0x00, 0x13, 0x01, 0x01, 0xfd,
+  0x23, 0x24, 0x81, 0x02, 0x13, 0x04, 0x10, 0x00, 0x23, 0x22, 0x91, 0x02,
+  0x23, 0x20, 0x21, 0x03, 0x23, 0x2e, 0x31, 0x01, 0x23, 0x2c, 0x41, 0x01,
+  0x23, 0x2a, 0x51, 0x01, 0x23, 0x26, 0x11, 0x02, 0x93, 0x0a, 0x05, 0x00,
+  0x13, 0x09, 0x00, 0x00, 0x93, 0x04, 0x04, 0x00, 0x93, 0x09, 0x20, 0x00,
+  0x13, 0x0a, 0x04, 0x00, 0x63, 0xd4, 0x8a, 0x02, 0x83, 0x20, 0xc1, 0x02,
+  0x03, 0x24, 0x81, 0x02, 0x83, 0x24, 0x41, 0x02, 0x03, 0x29, 0x01, 0x02,
+  0x83, 0x29, 0xc1, 0x01, 0x03, 0x2a, 0x81, 0x01, 0x83, 0x2a, 0x41, 0x01,
+  0x13, 0x01, 0x01, 0x03, 0x67, 0x80, 0x00, 0x00, 0x63, 0xd2, 0x89, 0x02,
+  0x33, 0x85, 0x24, 0x01, 0x23, 0x26, 0xa1, 0x00, 0xef, 0xf0, 0x5f, 0xf7,
+  0x03, 0x25, 0xc1, 0x00, 0x13, 0x89, 0x04, 0x00, 0x13, 0x04, 0x14, 0x00,
+  0x93, 0x04, 0x05, 0x00, 0x6f, 0xf0, 0x9f, 0xfb, 0x13, 0x05, 0x09, 0x00,
+  0x63, 0x04, 0x44, 0x01, 0x13, 0x85, 0x04, 0x00, 0xef, 0xf0, 0x1f, 0xf5,
+  0x13, 0x85, 0x04, 0x00, 0x6f, 0xf0, 0x1f, 0xfe, 0x13, 0x01, 0x01, 0xfe,
+  0x23, 0x2c, 0x81, 0x00, 0x23, 0x2a, 0x91, 0x00, 0x23, 0x2e, 0x11, 0x00,
+  0x13, 0x04, 0x05, 0x00, 0x93, 0x04, 0x20, 0x00, 0x63, 0xd2, 0x84, 0x02,
+  0x33, 0x85, 0xc5, 0x00, 0x23, 0x26, 0xc1, 0x00, 0x23, 0x24, 0xa1, 0x00,
+  0xef, 0xf0, 0xdf, 0xf1, 0x83, 0x25, 0xc1, 0x00, 0x03, 0x26, 0x81, 0x00,
+  0x13, 0x04, 0xf4, 0xff, 0x6f, 0xf0, 0x1f, 0xfe, 0x83, 0x20, 0xc1, 0x01,
+  0x03, 0x24, 0x81, 0x01, 0x83, 0x24, 0x41, 0x01, 0x13, 0x01, 0x01, 0x02,
+  0x67, 0x80, 0x00, 0x00, 0x13, 0x01, 0x01, 0xff, 0x23, 0x24, 0x81, 0x00,
+  0x13, 0x04, 0x05, 0x00, 0x13, 0x05, 0x00, 0x00, 0x23, 0x26, 0x11, 0x00,
+  0xef, 0xf0, 0x1f, 0xee, 0x13, 0x05, 0x10, 0x00, 0xef, 0xf0, 0x9f, 0xed,
+  0x13, 0x05, 0x04, 0x00, 0x03, 0x24, 0x81, 0x00, 0x83, 0x20, 0xc1, 0x00,
+  0x13, 0x06, 0x10, 0x00, 0x93, 0x05, 0x00, 0x00, 0x13, 0x01, 0x01, 0x01,
+  0x6f, 0xf0, 0x9f, 0xf7, 0x13, 0x01, 0x01, 0xff, 0x37, 0x05, 0x00, 0x80,
+  0x23, 0x26, 0x11, 0x00, 0x13, 0x05, 0x45, 0x1c, 0x93, 0x05, 0x00, 0x00,
+  0x93, 0x08, 0x30, 0x00, 0x73, 0x00, 0x00, 0x00, 0x13, 0x05, 0x80, 0x02,
+  0xef, 0xf0, 0x9f, 0xeb, 0x37, 0x05, 0x00, 0x80, 0x13, 0x05, 0x05, 0x1d,
+  0x93, 0x05, 0x00, 0x00, 0x93, 0x08, 0x30, 0x00, 0x73, 0x00, 0x00, 0x00,
+  0x83, 0x20, 0xc1, 0x00, 0x13, 0x05, 0x80, 0x02, 0x13, 0x01, 0x01, 0x01,
+  0x6f, 0xf0, 0x1f, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x69, 0x62, 0x28,
+  0x29, 0x20, 0x6c, 0x6f, 0x6f, 0x70, 0x00, 0x00, 0x66, 0x69, 0x62, 0x28,
+  0x29, 0x20, 0x72, 0x65, 0x63, 0x75, 0x72, 0x73, 0x69, 0x76, 0x65, 0x00
+};
+unsigned int fib_len = 480;