diff --git a/comfy/model_downloader.py b/comfy/model_downloader.py
index 289613147..b7a258449 100644
--- a/comfy/model_downloader.py
+++ b/comfy/model_downloader.py
@@ -284,6 +284,13 @@ KNOWN_CONTROLNETS = [
     HuggingFile("stabilityai/stable-cascade", "controlnet/canny.safetensors", save_with_filename="stable_cascade_canny.safetensors"),
     HuggingFile("stabilityai/stable-cascade", "controlnet/inpainting.safetensors", save_with_filename="stable_cascade_inpainting.safetensors"),
     HuggingFile("stabilityai/stable-cascade", "controlnet/super_resolution.safetensors", save_with_filename="stable_cascade_super_resolution.safetensors"),
+    HuggingFile("limingcv/ControlNet-Plus-Plus", "checkpoints/canny/controlnet/diffusion_pytorch_model.safetensors", save_with_filename="ft_controlnet_sd15_canny_res512_bs256_lr1e-5_warmup100_iter5k_fp16ft0-1000.safetensors"),
+    # not clear if this should use black to white or some other depth rendering
+    HuggingFile("limingcv/ControlNet-Plus-Plus", "checkpoints/depth/controlnet/diffusion_pytorch_model.safetensors", save_with_filename="ft_controlnet_sd15_depth_res512_bs256_lr1e-5_warmup100_iter5k_fp16ft0-200.safetensors"),
+    HuggingFile("limingcv/ControlNet-Plus-Plus", "checkpoints/hed/controlnet/diffusion_pytorch_model.bin", save_with_filename="reward_ft5k_controlnet_sd15_hed_res512_bs256_lr1e-5_warmup100_scale-1_iter5k_fp16_train0-1k_reward0-200.bin"),
+    HuggingFile("limingcv/ControlNet-Plus-Plus", "checkpoints/lineart/controlnet/diffusion_pytorch_model.bin", save_with_filename="reward_ft5k_controlnet_sd15_lineart_res512_bs256_lr1e-5_warmup100_scale-10_iter5k_fp16_train0-1k_reward0-200.bin"),
+    # should be used with ADE20K
+    HuggingFile("limingcv/ControlNet-Plus-Plus", "checkpoints/seg/controlnet/diffusion_pytorch_model.safetensors", save_with_filename="ft_controlnet_sd15_seg_res512_bs256_lr1e-5_warmup100_iter5k_fp16.safetensors"),
 ]
 
 KNOWN_DIFF_CONTROLNETS = [
diff --git a/comfy_extras/nodes/nodes_reference_only.py b/comfy_extras/nodes/nodes_reference_only.py
new file mode 100644
index 000000000..6ea695191
--- /dev/null
+++ b/comfy_extras/nodes/nodes_reference_only.py
@@ -0,0 +1,57 @@
+import torch
+
+
+class ReferenceOnlySimple:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {"model": ("MODEL",),
+                             "reference": ("LATENT",),
+                             "batch_size": ("INT", {"default": 1, "min": 1, "max": 64})
+                             }}
+
+    RETURN_TYPES = ("MODEL", "LATENT")
+    FUNCTION = "reference_only"
+
+    CATEGORY = "custom_node_experiments"
+
+    def reference_only(self, model, reference, batch_size):
+        model_reference = model.clone()
+        size_latent = list(reference["samples"].shape)
+        size_latent[0] = batch_size
+        latent = {}
+        latent["samples"] = torch.zeros(size_latent)
+
+        batch = latent["samples"].shape[0] + reference["samples"].shape[0]
+
+        def reference_apply(q, k, v, extra_options):
+            k = k.clone().repeat(1, 2, 1)
+            offset = 0
+            if q.shape[0] > batch:
+                offset = batch
+
+            for o in range(0, q.shape[0], batch):
+                for x in range(1, batch):
+                    k[x + o, q.shape[1]:] = q[o, :]
+
+            return q, k, k
+
+        model_reference.set_model_attn1_patch(reference_apply)
+        out_latent = torch.cat((reference["samples"], latent["samples"]))
+        if "noise_mask" in latent:
+            mask = latent["noise_mask"]
+        else:
+            mask = torch.ones((64, 64), dtype=torch.float32, device="cpu")
+
+        if len(mask.shape) < 3:
+            mask = mask.unsqueeze(0)
+        if mask.shape[0] < latent["samples"].shape[0]:
+            print(latent["samples"].shape, mask.shape)
+            mask = mask.repeat(latent["samples"].shape[0], 1, 1)
+
+        out_mask = torch.zeros((1, mask.shape[1], mask.shape[2]), dtype=torch.float32, device="cpu")
+        return (model_reference, {"samples": out_latent, "noise_mask": torch.cat((out_mask, mask))})
+
+
+NODE_CLASS_MAPPINGS = {
+    "ReferenceOnlySimple": ReferenceOnlySimple,
+}