diff --git a/lib/quantum_plugins/ryu b/lib/quantum_plugins/ryu
new file mode 100644
index 0000000..86105bc
--- /dev/null
+++ b/lib/quantum_plugins/ryu
@@ -0,0 +1,63 @@
+# Quantum Ryu plugin
+# ------------------
+
+# Save trace setting
+XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+source $TOP_DIR/lib/quantum_plugins/ovs_base
+source $TOP_DIR/lib/quantum_thirdparty/ryu      # for configuration value
+
+function quantum_plugin_create_nova_conf() {
+    NOVA_VIF_DRIVER=${NOVA_VIF_DRIVER:-"nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver"}
+    iniset $NOVA_CONF DEFAULT libvirt_ovs_integration_bridge "$OVS_BRIDGE"
+}
+
+function quantum_plugin_install_agent_packages() {
+    _quantum_ovs_base_install_agent_packages
+}
+
+function quantum_plugin_configure_common() {
+    Q_PLUGIN_CONF_PATH=etc/quantum/plugins/ryu
+    Q_PLUGIN_CONF_FILENAME=ryu.ini
+    Q_DB_NAME="ovs_quantum"
+    Q_PLUGIN_CLASS="quantum.plugins.ryu.ryu_quantum_plugin.RyuQuantumPluginV2"
+}
+
+function quantum_plugin_configure_debug_command() {
+    _quantum_ovs_base_configure_debug_command
+    iniset $QUANTUM_TEST_CONFIG_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
+}
+
+function quantum_plugin_configure_dhcp_agent() {
+    iniset $Q_DHCP_CONF_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
+}
+
+function quantum_plugin_configure_l3_agent() {
+    iniset $Q_L3_CONF_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
+    _quantum_ovs_base_configure_l3_agent
+}
+
+function quantum_plugin_configure_plugin_agent() {
+    # Set up integration bridge
+    OVS_BRIDGE=${OVS_BRIDGE:-br-int}
+    _quantum_ovs_base_setup_bridge $OVS_BRIDGE
+    if [ -n "$RYU_INTERNAL_INTERFACE" ]; then
+        sudo ovs-vsctl --no-wait -- --may-exist add-port $OVS_BRIDGE $RYU_INTERNAL_INTERFACE
+    fi
+    iniset /$Q_PLUGIN_CONF_FILE OVS integration_bridge $OVS_BRIDGE
+    AGENT_BINARY="$QUANTUM_DIR/quantum/plugins/ryu/agent/ryu_quantum_agent.py"
+}
+
+function quantum_plugin_configure_service() {
+    iniset /$Q_PLUGIN_CONF_FILE OVS openflow_rest_api $RYU_API_HOST:$RYU_API_PORT
+}
+
+function quantum_plugin_setup_interface_driver() {
+    local conf_file=$1
+    iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.OVSInterfaceDriver
+    iniset $conf_file DEFAULT ovs_use_veth True
+}
+
+# Restore xtrace
+$XTRACE