diff --git a/runtimes/mbucchia_pimaxxr.json b/runtimes/mbucchia_pimaxxr.json
deleted file mode 100644
index 6b3d9b0..0000000
--- a/runtimes/mbucchia_pimaxxr.json
+++ /dev/null
@@ -1,37 +0,0 @@
-{
-    "$schema": "../schema.json",
-    "name": "PimaxXR",
-    "vendor": "Matthieu Bucchianeri",
-    "platform": "Windows (Desktop)",
-    "notes": "Generated using list_json: 'PimaxXR (Unofficial)' (0.4.4)",
-    "extensions": [
-        "XR_KHR_composition_layer_depth",
-        "XR_KHR_D3D11_enable",
-        "XR_KHR_D3D12_enable",
-        "XR_KHR_opengl_enable",
-        "XR_KHR_visibility_mask",
-        "XR_KHR_vulkan_enable",
-        "XR_KHR_vulkan_enable2",
-        "XR_KHR_win32_convert_performance_counter_time",
-        {
-            "name": "XR_EXT_eye_gaze_interaction",
-            "notes": "Functional with Pimax Crystal or Pimax Droolon Pi1 modules"
-        },
-        "XR_EXT_hand_joints_motion_range",
-        "XR_EXT_hand_tracking",
-        "XR_FB_display_refresh_rate"
-    ],
-    "form_factors": [
-        {
-            "form_factor": "XR_FORM_FACTOR_HEAD_MOUNTED_DISPLAY",
-            "view_configurations": [
-                {
-                    "view_configuration": "XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO",
-                    "environment_blend_modes": [
-                        "OPAQUE"
-                    ]
-                }
-            ]
-        }
-    ]
-}
diff --git a/runtimes/mbucchia_pimaxxr.json.license b/runtimes/mbucchia_pimaxxr.json.license
deleted file mode 100644
index d0318d2..0000000
--- a/runtimes/mbucchia_pimaxxr.json.license
+++ /dev/null
@@ -1,2 +0,0 @@
-Copyright 2023, The Khronos Group Inc.
-SPDX-License-Identifier: CC-BY-4.0
diff --git a/runtimes/mbucchia_virtualdesktopxr.json b/runtimes/mbucchia_virtualdesktopxr.json
deleted file mode 100644
index 0417b5d..0000000
--- a/runtimes/mbucchia_virtualdesktopxr.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-    "$schema": "../schema.json",
-    "name": "Virtual Desktop XR",
-    "vendor": "Matthieu Bucchianeri",
-    "platform": "Windows (Desktop)",
-    "notes": "Generated using list_json: 'VirtualDesktopXR' (1.0.3)",
-    "devices_notes": "This runtime uses Virtual Desktop streaming on supported devices such as Oculus Quest or Pico Neo.",
-    "extensions": [
-        "XR_KHR_composition_layer_cylinder",
-        "XR_KHR_composition_layer_depth",
-        "XR_KHR_D3D11_enable",
-        "XR_KHR_D3D12_enable",
-        "XR_KHR_opengl_enable",
-        "XR_KHR_visibility_mask",
-        "XR_KHR_vulkan_enable",
-        "XR_KHR_vulkan_enable2",
-        "XR_KHR_win32_convert_performance_counter_time",
-        {
-            "name": "XR_EXT_eye_gaze_interaction",
-            "notes": "Functional with Oculus Quest Pro only"
-        },
-        "XR_EXT_hand_tracking",
-        "XR_EXT_palm_pose",
-        "XR_EXT_uuid",
-        "XR_EXT_win32_appcontainer_compatible",
-        "XR_FB_body_tracking",
-        "XR_FB_display_refresh_rate",
-        {
-            "name": "XR_FB_eye_tracking_social",
-            "notes": "Functional with Oculus Quest Pro only"
-        },
-        {
-            "name": "XR_FB_face_tracking",
-            "notes": "Functional with Oculus Quest Pro only"
-        },
-        {
-            "name": "XR_FB_face_tracking2",
-            "notes": "Functional with Oculus Quest Pro only"
-        },
-        "XR_FB_hand_tracking_aim",
-        {
-            "name": "XR_HTCX_vive_tracker_interaction",
-            "notes": "Emulates trackers from body joints"
-        },
-        "XR_META_body_tracking_fidelity",
-        "XR_META_body_tracking_full_body",
-        "XR_META_headset_id",
-        "XR_MND_headless",
-        "XR_OCULUS_audio_device_guid"
-    ],
-    "form_factors": [
-        {
-            "form_factor": "XR_FORM_FACTOR_HEAD_MOUNTED_DISPLAY",
-            "view_configurations": [
-                {
-                    "view_configuration": "XR_VIEW_CONFIGURATION_TYPE_PRIMARY_STEREO",
-                    "environment_blend_modes": [
-                        "OPAQUE"
-                    ]
-                }
-            ]
-        }
-    ]
-}
diff --git a/runtimes/mbucchia_virtualdesktopxr.json.license b/runtimes/mbucchia_virtualdesktopxr.json.license
deleted file mode 100644
index d0318d2..0000000
--- a/runtimes/mbucchia_virtualdesktopxr.json.license
+++ /dev/null
@@ -1,2 +0,0 @@
-Copyright 2023, The Khronos Group Inc.
-SPDX-License-Identifier: CC-BY-4.0