diff --git a/scripts/generate_oxr_ext_support.py b/scripts/generate_oxr_ext_support.py
index f60a58d96..b68bb4466 100755
--- a/scripts/generate_oxr_ext_support.py
+++ b/scripts/generate_oxr_ext_support.py
@@ -54,7 +54,10 @@ EXTENSIONS = (
     ['XR_EXT_debug_utils', 'XRT_FEATURE_OPENXR_DEBUG_UTILS'],
     ['XR_EXT_dpad_binding'],
     ['XR_EXT_hand_tracking'],
+    ['XR_EXT_hp_mixed_reality_controller'],
+    ['XR_EXT_samsung_odyssey_controller'],
     ['XR_FB_display_refresh_rate'],
+    ['XR_ML_ml2_controller_interaction'],
     ['XR_MND_headless'],
     ['XR_MND_swapchain_usage_input_attachment_bit'],
     ['XR_EXTX_overlay'],
diff --git a/src/xrt/state_trackers/oxr/oxr_api_action.c b/src/xrt/state_trackers/oxr/oxr_api_action.c
index 651fdc89c..3e99bb748 100644
--- a/src/xrt/state_trackers/oxr/oxr_api_action.c
+++ b/src/xrt/state_trackers/oxr/oxr_api_action.c
@@ -249,6 +249,39 @@ oxr_xrSuggestInteractionProfileBindings(XrInstance instance,
 		subpath_fn = oxr_verify_valve_index_controller_subpath;
 		dpad_path_fn = oxr_verify_valve_index_controller_dpad_path;
 		dpad_emulator_fn = oxr_verify_valve_index_controller_dpad_emulator;
+	} else if (ip == inst->path_cache.hp_mixed_reality_controller) {
+		if (!inst->extensions.EXT_hp_mixed_reality_controller) {
+			return oxr_error(&log, XR_ERROR_PATH_UNSUPPORTED,
+			                 "(suggestedBindings->interactionProfile == \"%s\") used but "
+			                 "XR_EXT_hp_mixed_reality_controller not enabled",
+			                 ip_str);
+		}
+
+		subpath_fn = oxr_verify_hp_mixed_reality_controller_subpath;
+		dpad_path_fn = oxr_verify_hp_mixed_reality_controller_dpad_path;
+		dpad_emulator_fn = oxr_verify_hp_mixed_reality_controller_dpad_emulator;
+	} else if (ip == inst->path_cache.samsung_odyssey_controller) {
+		if (!inst->extensions.EXT_samsung_odyssey_controller) {
+			return oxr_error(&log, XR_ERROR_PATH_UNSUPPORTED,
+			                 "(suggestedBindings->interactionProfile == \"%s\") used but "
+			                 "XR_EXT_samsung_odyssey_controller not enabled",
+			                 ip_str);
+		}
+
+		subpath_fn = oxr_verify_samsung_odyssey_controller_subpath;
+		dpad_path_fn = oxr_verify_samsung_odyssey_controller_dpad_path;
+		dpad_emulator_fn = oxr_verify_samsung_odyssey_controller_dpad_emulator;
+	} else if (ip == inst->path_cache.ml_ml2_controller) {
+		if (!inst->extensions.ML_ml2_controller_interaction) {
+			return oxr_error(&log, XR_ERROR_PATH_UNSUPPORTED,
+			                 "(suggestedBindings->interactionProfile == \"%s\") used but "
+			                 "XR_ML_ml2_controller not enabled",
+			                 ip_str);
+		}
+
+		subpath_fn = oxr_verify_ml_ml2_controller_subpath;
+		dpad_path_fn = oxr_verify_ml_ml2_controller_dpad_path;
+		dpad_emulator_fn = oxr_verify_ml_ml2_controller_dpad_emulator;
 	} else if (ip == inst->path_cache.mndx_ball_on_a_stick_controller) {
 		subpath_fn = oxr_verify_mndx_ball_on_a_stick_controller_subpath;
 		dpad_path_fn = oxr_verify_mndx_ball_on_a_stick_controller_dpad_path;
diff --git a/src/xrt/state_trackers/oxr/oxr_binding.c b/src/xrt/state_trackers/oxr/oxr_binding.c
index 0c0ab546c..df19655dc 100644
--- a/src/xrt/state_trackers/oxr/oxr_binding.c
+++ b/src/xrt/state_trackers/oxr/oxr_binding.c
@@ -328,6 +328,9 @@ get_profile_for_device_name(struct oxr_logger *log,
 	case XRT_DEVICE_GO_CONTROLLER: FIND_PROFILE(oculus_go_controller); return;
 	case XRT_DEVICE_VIVE_PRO: FIND_PROFILE(htc_vive_pro); return;
 	case XRT_DEVICE_XBOX_CONTROLLER: FIND_PROFILE(microsoft_xbox_controller); return;
+	case XRT_DEVICE_HP_REVERB_G2_CONTROLLER: FIND_PROFILE(hp_mixed_reality_controller); return;
+	case XRT_DEVICE_SAMSUNG_ODYSSEY_CONTROLLER: FIND_PROFILE(samsung_odyssey_controller); return;
+	case XRT_DEVICE_ML2_CONTROLLER: FIND_PROFILE(ml_ml2_controller); return;
 	case XRT_DEVICE_HAND_INTERACTION: FIND_PROFILE(msft_hand_interaction); return;
 
 	// no interaction
diff --git a/src/xrt/state_trackers/oxr/oxr_extension_support.h b/src/xrt/state_trackers/oxr/oxr_extension_support.h
index 1790d08a6..922f41560 100644
--- a/src/xrt/state_trackers/oxr/oxr_extension_support.h
+++ b/src/xrt/state_trackers/oxr/oxr_extension_support.h
@@ -257,6 +257,30 @@
 #endif
 
 
+/*
+ * XR_EXT_hp_mixed_reality_controller
+ */
+#if defined(XR_EXT_hp_mixed_reality_controller)
+#define OXR_HAVE_EXT_hp_mixed_reality_controller
+#define OXR_EXTENSION_SUPPORT_EXT_hp_mixed_reality_controller(_)                                                       \
+	_(EXT_hp_mixed_reality_controller, EXT_HP_MIXED_REALITY_CONTROLLER)
+#else
+#define OXR_EXTENSION_SUPPORT_EXT_hp_mixed_reality_controller(_)
+#endif
+
+
+/*
+ * XR_EXT_samsung_odyssey_controller
+ */
+#if defined(XR_EXT_samsung_odyssey_controller)
+#define OXR_HAVE_EXT_samsung_odyssey_controller
+#define OXR_EXTENSION_SUPPORT_EXT_samsung_odyssey_controller(_)                                                        \
+	_(EXT_samsung_odyssey_controller, EXT_SAMSUNG_ODYSSEY_CONTROLLER)
+#else
+#define OXR_EXTENSION_SUPPORT_EXT_samsung_odyssey_controller(_)
+#endif
+
+
 /*
  * XR_FB_display_refresh_rate
  */
@@ -268,6 +292,18 @@
 #endif
 
 
+/*
+ * XR_ML_ml2_controller_interaction
+ */
+#if defined(XR_ML_ml2_controller_interaction)
+#define OXR_HAVE_ML_ml2_controller_interaction
+#define OXR_EXTENSION_SUPPORT_ML_ml2_controller_interaction(_)                                                         \
+	_(ML_ml2_controller_interaction, ML_ML2_CONTROLLER_INTERACTION)
+#else
+#define OXR_EXTENSION_SUPPORT_ML_ml2_controller_interaction(_)
+#endif
+
+
 /*
  * XR_MND_headless
  */
@@ -380,7 +416,10 @@
     OXR_EXTENSION_SUPPORT_EXT_debug_utils(_) \
     OXR_EXTENSION_SUPPORT_EXT_dpad_binding(_) \
     OXR_EXTENSION_SUPPORT_EXT_hand_tracking(_) \
+    OXR_EXTENSION_SUPPORT_EXT_hp_mixed_reality_controller(_) \
+    OXR_EXTENSION_SUPPORT_EXT_samsung_odyssey_controller(_) \
     OXR_EXTENSION_SUPPORT_FB_display_refresh_rate(_) \
+    OXR_EXTENSION_SUPPORT_ML_ml2_controller_interaction(_) \
     OXR_EXTENSION_SUPPORT_MND_headless(_) \
     OXR_EXTENSION_SUPPORT_MND_swapchain_usage_input_attachment_bit(_) \
     OXR_EXTENSION_SUPPORT_EXTX_overlay(_) \
diff --git a/src/xrt/state_trackers/oxr/oxr_instance.c b/src/xrt/state_trackers/oxr/oxr_instance.c
index 46259e591..5361d01e1 100644
--- a/src/xrt/state_trackers/oxr/oxr_instance.c
+++ b/src/xrt/state_trackers/oxr/oxr_instance.c
@@ -244,6 +244,9 @@ oxr_instance_create(struct oxr_logger *log,
 	cache_path(log, inst, "/interaction_profiles/oculus/go_controller", &inst->path_cache.oculus_go_controller);
 	cache_path(log, inst, "/interaction_profiles/oculus/touch_controller", &inst->path_cache.oculus_touch_controller);
 	cache_path(log, inst, "/interaction_profiles/valve/index_controller", &inst->path_cache.valve_index_controller);
+	cache_path(log, inst, "/interaction_profiles/hp/mixed_reality_controller", &inst->path_cache.hp_mixed_reality_controller);
+	cache_path(log, inst, "/interaction_profiles/samsung/odyssey_controller", &inst->path_cache.samsung_odyssey_controller);
+	cache_path(log, inst, "/interaction_profiles/ml/ml2_controller", &inst->path_cache.ml_ml2_controller);
 	cache_path(log, inst, "/interaction_profiles/mndx/ball_on_a_stick_controller", &inst->path_cache.mndx_ball_on_a_stick_controller);
 	cache_path(log, inst, "/interaction_profiles/microsoft/hand_interaction", &inst->path_cache.msft_hand_interaction);
 
diff --git a/src/xrt/state_trackers/oxr/oxr_objects.h b/src/xrt/state_trackers/oxr/oxr_objects.h
index ebd62e579..aa8814b32 100644
--- a/src/xrt/state_trackers/oxr/oxr_objects.h
+++ b/src/xrt/state_trackers/oxr/oxr_objects.h
@@ -1487,6 +1487,9 @@ struct oxr_instance
 		XrPath oculus_go_controller;
 		XrPath oculus_touch_controller;
 		XrPath valve_index_controller;
+		XrPath hp_mixed_reality_controller;
+		XrPath samsung_odyssey_controller;
+		XrPath ml_ml2_controller;
 		XrPath mndx_ball_on_a_stick_controller;
 		XrPath msft_hand_interaction;
 	} path_cache;