Comfy-Org/ComfyUI

The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface. The fastest local inference engine in the world.

Python★ 138,836+154 that day#8 on trending

Analyzed October 19, 2026 at 8f04fd6 (master) with jscpd v5 in 3.6s.

E19.1/100

Project health337,019 lines of code (L)

Duplication54

7.6% in python, bash, perl

Dead code3

37.3%

Complexity41

65.3%

The score is jscpd's own --health model: markup, data and text left out, tests kept. The numbers below are the trending scan's.

8.46%duplicated code · 24,145 of 285,511 lines

1,772clones in code

715code files of 1,169 scanned

14.86%duplicated over all files · 4,104 clones

Most complex files

comfy/model_base.py737 cx
comfy/model_management.py735 cx
comfy/model_patcher.py682 cx
comfy/sd.py584 cx
comfy/ops.py567 cx
comfy_api/latest/_input_impl/video_types.py513 cx
comfy_extras/nodes_mesh_postprocess.py474 cx
comfy_api/latest/_io.py453 cx
comfy/k_diffusion/sampling.py425 cx
comfy/ldm/seedvr/vae.py408 cx

Dead code 37.29% unused · 378 findings

comfy_api_nodes/nodes_bytedance.pyunused-file
comfy_extras/nodes_mesh_postprocess.pyunused-file
comfy_api_nodes/nodes_wan.pyunused-file
comfy_api_nodes/nodes_kling.pyunused-file
comfy_api_nodes/nodes_tripo.pyunused-file
comfy_api_nodes/nodes_gemini.pyunused-file
comfy_extras/nodes_dataset.pyunused-file
comfy_extras/nodes_images.pyunused-file
comfy_api_nodes/nodes_vidu.pyunused-file
comfy_api_nodes/nodes_bria.pyunused-file

The code number leaves out tests, fixtures, docs, examples, data files, styles, translations and vendored code, and 1 generated file: comfyui_version.py.

Largest clones in the code

22 lines in 20 placespython85 tokens

comfy_api_nodes/apis/__init__.py:3163–3184comfy_api_nodes/apis/__init__.py:3184–3205comfy_api_nodes/apis/__init__.py:3205–3226comfy_api_nodes/apis/__init__.py:3226–3247comfy_api_nodes/apis/__init__.py:3247–3268and 15 more

3163class StabilityImageGenrationSD3Response400(BaseModel):
3164    errors: List[str] = Field(
3165        ...,
3166        description='One or more error messages indicating what went wrong.',
3167        examples=[['some-field: is required']],
3168        min_length=1,
3169    )
3170    id: str = Field(
3171        ...,
3172        description='A unique identifier associated with this error. Please include this in any [support tickets](https://kb.stability.ai/knowledge-base/kb-tic…

First 10 of 22 lines.

13 lines in 19 placespython60 tokens
comfy_api_nodes/nodes_grok.py:672–684 comfy_api_nodes/nodes_grok.py:939–952 comfy_api_nodes/nodes_grok.py:1065–1077 comfy_api_nodes/nodes_hitpaw.py:207–219 comfy_api_nodes/nodes_kling.py:660–672and 14 more
```
672    ),
673],
674outputs=[
675    IO.Video.Output(),
676],
677hidden=[
678    IO.Hidden.auth_token_comfy_org,
679    IO.Hidden.api_key_comfy_org,
680    IO.Hidden.unique_id,
681],
```
First 10 of 13 lines.

10 lines in 13 placespython61 tokens

comfy_extras/nodes_model_merging_model_specific.py:3–12comfy_extras/nodes_model_merging_model_specific.py:55–65comfy_extras/nodes_model_merging_model_specific.py:79–89comfy_extras/nodes_model_merging_model_specific.py:106–116comfy_extras/nodes_model_merging_model_specific.py:132–142and 8 more

3class ModelMergeSD1(comfy_extras.nodes_model_merging.ModelMergeBlocks):
4    CATEGORY = "model/merging/model specific"
5    @classmethod
6    def INPUT_TYPES(s):
7        arg_dict = { "model1": ("MODEL",),
8                              "model2": ("MODEL",)}
9
10        argument = ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01})
11
12        arg_dict["time_embed."] = argument

55class ModelMergeSD3_2B(comfy_extras.nodes_model_merging.ModelMergeBlocks):
56    CATEGORY = "model/merging/model specific"
57
58    @classmethod
59    def INPUT_TYPES(s):
60        arg_dict = { "model1": ("MODEL",),
61                              "model2": ("MODEL",)}
62
63        argument = ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01})
64

7 more

19 lines in 6 placespython146 tokens
comfy/ldm/cascade/common.py:1–19 comfy/ldm/cascade/controlnet.py:1–19 comfy/ldm/cascade/stage_a.py:1–19 comfy/ldm/cascade/stage_b.py:1–19 comfy/ldm/cascade/stage_c.py:1–19and 1 more
13 lines in 15 placespython51 tokens
comfy_api_nodes/nodes_bytedance.py:3138–3150 comfy_api_nodes/nodes_grok.py:671–683 comfy_api_nodes/nodes_kling.py:659–671 comfy_api_nodes/nodes_kling.py:2266–2278 comfy_api_nodes/nodes_kling.py:2478–2490and 10 more
92 lines in 2 placespython620 tokens
comfy/ldm/mmaudio/vae/distributions.py:1–92 comfy/ldm/modules/distributions/distributions.py:1–92
9 lines in 10 placespython68 tokens
comfy/text_encoders/anima.py:55–63 comfy/text_encoders/boogu.py:49–57 comfy/text_encoders/ernie.py:30–38 comfy/text_encoders/ideogram4.py:72–80 comfy/text_encoders/ideogram4.py:108–116and 5 more
11 lines in 13 placespython50 tokens
comfy_api_nodes/nodes_bytedance.py:821–831 comfy_api_nodes/nodes_gemini.py:2134–2143 comfy_api_nodes/nodes_grok.py:200–209 comfy_api_nodes/nodes_grok.py:390–399 comfy_api_nodes/nodes_grok.py:517–527and 8 more
17 lines in 5 placespython144 tokens
comfy/controlnet.py:1–17 comfy/lora.py:1–17 comfy/model_base.py:1–17 comfy/supported_models_base.py:1–17 comfy/utils.py:1–17
11 lines in 10 placespython58 tokens
comfy_api_nodes/nodes_bfl.py:756–766 comfy_api_nodes/nodes_bfl.py:908–919 comfy_api_nodes/nodes_bfl.py:1713–1723 comfy_api_nodes/nodes_krea.py:163–174 comfy_api_nodes/nodes_krea.py:376–387and 5 more

Largest clones over all files, tests and data included

27 lines in 41 placesjsondata files78 tokens
blueprints/Audio Generation (Stable Audio 3 Medium Base).json:625–651 blueprints/Audio Generation (Stable Audio 3 Medium Base).json:1623–1649 blueprints/Canny to Image (Z-Image-Turbo).json:325–351 blueprints/Character Replacement (SCAIL-2 Base).json:1026–1052 blueprints/Control to Image (Anima LLLite).json:462–488and 36 more
```
625},
626{
627  "localized_name": "type",
628  "name": "type",
629  "type": "COMBO",
630  "widget": {
631    "name": "type"
632  },
633  "link": null
634},
```
First 10 of 27 lines.
989 lines in 2 placesjsondata files2,668 tokens
blueprints/Audio Generation (Stable Audio 3 Medium Base).json:595–1583 blueprints/Audio Generation (Stable Audio 3 Medium).json:595–1583
```
595    7,
596    "lcm",
597    "simple",
598    1
599  ]
600},
601{
602  "id": 29,
603  "type": "CLIPLoader",
604  "pos": [
```
First 10 of 989 lines.

638 lines in 2 placesjsondata files2,012 tokens

blueprints/First-Last-Frame to Video (LTX-2.3).json:2716–3353blueprints/First-Last-Frame to Video.json:2716–3353

2716      "ver": "0.18.1",
2717      "Node name for S&R": "ComfyMathExpression"
2718    },
2719    "widgets_values": [
2720      "a * b + 1"
2721    ]
2722  }
2723],
2724"groups": [
2725  {

First 10 of 638 lines.

601 lines in 2 placesjsondata files1,713 tokens
blueprints/Image Depth Estimation (Marigold V2).json:572–1172 blueprints/Image Normal Estimation (Marigold V2).json:572–1172
22 lines in 20 placespython85 tokens
comfy_api_nodes/apis/__init__.py:3163–3184 comfy_api_nodes/apis/__init__.py:3184–3205 comfy_api_nodes/apis/__init__.py:3205–3226 comfy_api_nodes/apis/__init__.py:3226–3247 comfy_api_nodes/apis/__init__.py:3247–3268and 15 more

By format, code only

Format	Files	Lines	Clones	Duplicated lines	Duplication
python	704	284,546	1,772	24,145	8.49%
bash	10	797	0	0	0%
perl	1	168	0	0	0%

By format, all files

Format	Files	Lines	Clones	Duplicated lines	Duplication
json	154	233,919	2,155	74,343	31.78%
python	949	336,092	1,912	25,667	7.64%
yaml	36	8,188	37	564	6.89%
txt	5	96,009	0	0	0%
markdown	10	1,542	0	0	0%
bash	10	797	0	0	0%
perl	1	168	0	0	0%
ini	1	84	0	0	0%
toml	1	75	0	0	0%
text	1	62	0	0	0%

Trending appearances

Day	Rank	Stars	Files	Lines	Clones	All files	Code	Health	Commit
Oct 19, 2026	#8	138,836 (+154)	1,169	676,951	4,104	14.86%	8.46%	E 19.1	`8f04fd6`

Want this for your own project? Install jscpd and run jscpd ., or measure it the way the baselines were measured.