Add Qwen 2.1 Viggle Turbo Comfy graphs.

Use the unmerged ViggleTurboLora path with the official 6-step sigma schedule on the existing Q8 GGUF.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/assets/studio2_qwen21_edit_turbo.json

@@ -0,0 +1,119 @@
+{
+  "4": {
+    "inputs": {
+      "unet_name": "qwen-image-2.1-Q8_0.gguf"
+    },
+    "class_type": "UnetLoaderGGUF",
+    "_meta": { "title": "Load Qwen 2.1 GGUF" }
+  },
+  "7": {
+    "inputs": {
+      "model": ["4", 0],
+      "lora_name": "Qwen-Image-2.1-viggle-turbo-v0.2.1-6step-lora-r128.safetensors",
+      "strength": 1.0
+    },
+    "class_type": "ViggleTurboLora",
+    "_meta": { "title": "Viggle Turbo LoRA (unmerged)" }
+  },
+  "8": {
+    "inputs": {
+      "device": "auto",
+      "dtype": "int8",
+      "model": ["7", 0]
+    },
+    "class_type": "QwenImage21Cache",
+    "_meta": { "title": "Qwen 2.1 Cache" }
+  },
+  "5": {
+    "inputs": {
+      "clip_name": "qwen3vl_8b_int8_convrot.safetensors",
+      "type": "qwen_image",
+      "device": "default"
+    },
+    "class_type": "CLIPLoader",
+    "_meta": { "title": "Load Qwen 2.1 CLIP" }
+  },
+  "6": {
+    "inputs": {
+      "vae_name": "qwen_image_2.1_vae_bf16.safetensors"
+    },
+    "class_type": "VAELoader",
+    "_meta": { "title": "Load Qwen 2.1 VAE" }
+  },
+  "10": {
+    "inputs": {
+      "image": "qwen21_edit_source.png"
+    },
+    "class_type": "LoadImage",
+    "_meta": { "title": "image_1 source" }
+  },
+  "9": {
+    "inputs": {
+      "clip": ["5", 0],
+      "vae": ["6", 0],
+      "prompt": "",
+      "negative_prompt": "",
+      "resolution": 1024,
+      "images.image_1": ["10", 0]
+    },
+    "class_type": "TextEncodeQwenImage21",
+    "_meta": { "title": "Text Encode Qwen Image 2.1 Edit" }
+  },
+  "30": {
+    "inputs": {
+      "model": ["8", 0],
+      "conditioning": ["9", 0]
+    },
+    "class_type": "BasicGuider",
+    "_meta": { "title": "CFG off (Turbo)" }
+  },
+  "31": {
+    "inputs": {
+      "noise_seed": 1
+    },
+    "class_type": "RandomNoise",
+    "_meta": { "title": "Noise" }
+  },
+  "32": {
+    "inputs": {
+      "sampler_name": "euler"
+    },
+    "class_type": "KSamplerSelect",
+    "_meta": { "title": "euler" }
+  },
+  "33": {
+    "inputs": {
+      "latent": ["9", 2],
+      "nodes": "1.0, 0.9375, 0.875, 0.75, 0.5, 0.25"
+    },
+    "class_type": "ViggleTurboSigmas",
+    "_meta": { "title": "Viggle Turbo Sigmas" }
+  },
+  "34": {
+    "inputs": {
+      "noise": ["31", 0],
+      "guider": ["30", 0],
+      "sampler": ["32", 0],
+      "sigmas": ["33", 0],
+      "latent_image": ["9", 2]
+    },
+    "class_type": "SamplerCustomAdvanced",
+    "_meta": { "title": "Turbo Sampler" }
+  },
+  "35": {
+    "inputs": {
+      "samples": ["34", 0],
+      "vae": ["6", 0]
+    },
+    "class_type": "VAEDecode",
+    "_meta": { "title": "VAE Decode" }
+  },
+  "36": {
+    "inputs": {
+      "filename_prefix": "studio2-qwen21-edit-turbo",
+      "images": ["35", 0]
+    },
+    "class_type": "SaveImage",
+    "_meta": { "title": "Save Image" }
+  }
+}

server/assets/studio2_qwen21_t2i_turbo.json

@@ -0,0 +1,110 @@
+{
+  "4": {
+    "inputs": {
+      "unet_name": "qwen-image-2.1-Q8_0.gguf"
+    },
+    "class_type": "UnetLoaderGGUF",
+    "_meta": { "title": "Load Qwen 2.1 GGUF" }
+  },
+  "7": {
+    "inputs": {
+      "model": ["4", 0],
+      "lora_name": "Qwen-Image-2.1-viggle-turbo-v0.2.1-6step-lora-r128.safetensors",
+      "strength": 1.0
+    },
+    "class_type": "ViggleTurboLora",
+    "_meta": { "title": "Viggle Turbo LoRA (unmerged)" }
+  },
+  "5": {
+    "inputs": {
+      "clip_name": "qwen3vl_8b_int8_convrot.safetensors",
+      "type": "qwen_image",
+      "device": "default"
+    },
+    "class_type": "CLIPLoader",
+    "_meta": { "title": "Load Qwen 2.1 CLIP" }
+  },
+  "6": {
+    "inputs": {
+      "vae_name": "qwen_image_2.1_vae_bf16.safetensors"
+    },
+    "class_type": "VAELoader",
+    "_meta": { "title": "Load Qwen 2.1 VAE" }
+  },
+  "9": {
+    "inputs": {
+      "clip": ["5", 0],
+      "prompt": "",
+      "negative_prompt": "",
+      "resolution": 1024
+    },
+    "class_type": "TextEncodeQwenImage21",
+    "_meta": { "title": "Text Encode Qwen Image 2.1" }
+  },
+  "16": {
+    "inputs": {
+      "width": 1024,
+      "height": 1024,
+      "batch_size": 1
+    },
+    "class_type": "EmptyLatentImage",
+    "_meta": { "title": "Qwen 2.1 canvas" }
+  },
+  "30": {
+    "inputs": {
+      "model": ["7", 0],
+      "conditioning": ["9", 0]
+    },
+    "class_type": "BasicGuider",
+    "_meta": { "title": "CFG off (Turbo)" }
+  },
+  "31": {
+    "inputs": {
+      "noise_seed": 1
+    },
+    "class_type": "RandomNoise",
+    "_meta": { "title": "Noise" }
+  },
+  "32": {
+    "inputs": {
+      "sampler_name": "euler"
+    },
+    "class_type": "KSamplerSelect",
+    "_meta": { "title": "euler" }
+  },
+  "33": {
+    "inputs": {
+      "latent": ["16", 0],
+      "nodes": "1.0, 0.9375, 0.875, 0.75, 0.5, 0.25"
+    },
+    "class_type": "ViggleTurboSigmas",
+    "_meta": { "title": "Viggle Turbo Sigmas" }
+  },
+  "34": {
+    "inputs": {
+      "noise": ["31", 0],
+      "guider": ["30", 0],
+      "sampler": ["32", 0],
+      "sigmas": ["33", 0],
+      "latent_image": ["16", 0]
+    },
+    "class_type": "SamplerCustomAdvanced",
+    "_meta": { "title": "Turbo Sampler" }
+  },
+  "35": {
+    "inputs": {
+      "samples": ["34", 0],
+      "vae": ["6", 0]
+    },
+    "class_type": "VAEDecode",
+    "_meta": { "title": "VAE Decode" }
+  },
+  "36": {
+    "inputs": {
+      "filename_prefix": "studio2-qwen21-turbo",
+      "images": ["35", 0]
+    },
+    "class_type": "SaveImage",
+    "_meta": { "title": "Save Image" }
+  }
+}

shared/studio2/qwen21-turbo.mjs

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+/** Viggle DMD turbo LoRA on the existing Qwen 2.1 GGUF (not a separate engine). */
+export const QWEN21_TURBO_LORA = 'Qwen-Image-2.1-viggle-turbo-v0.2.1-6step-lora-r128.safetensors'
+export const QWEN21_TURBO_SIGMAS = '1.0, 0.9375, 0.875, 0.75, 0.5, 0.25'
+export const QWEN21_TURBO_STEPS = 6
+export const QWEN21_TURBO_CFG = 1