diff --git a/devtools.sh b/devtools.sh
new file mode 100755
index 000000000..4cbde2330
--- /dev/null
+++ b/devtools.sh
@@ -0,0 +1,47 @@
+#! /bin/sh
+
+current_path=$(pwd)
+xizi_path=Ubiquitous/XiZi
+board=cortex-m3-emulator
+qemu_machine=lm3s6965evb
+
+run_in_docker() {
+    docker run \
+        -i -t --rm \
+        -v $current_path:$current_path \
+        -w $current_path \
+        xiuos_builder \
+        $@
+}
+
+build() {
+    run_in_docker make -C $xizi_path BOARD=$board
+}
+
+menuconfig() {
+    run_in_docker make -C $xizi_path BOARD=$board menuconfig
+}
+
+clean() {
+    run_in_docker make -C $xizi_path clean
+}
+
+distclean() {
+    run_in_docker make -C $xizi_path distclean
+}
+
+simulate() {
+    [ "$1" = "debug" ] && debug_param="-s -S"
+    qemu-system-arm $debug_param \
+        -machine $qemu_machine \
+        -nographic \
+        -kernel $xizi_path/build/XiZi_$board.elf
+}
+
+gdb() {
+    gdb-multiarch \
+        $xizi_path/build/XiZi_$board.elf \
+        -ex "target remote localhost:1234"
+}
+
+$@