onnx/tensorflow-onnx

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Convert TensorFlow, Keras, Tensorflow.js and Tflite models to ONNX

Stars: 2.6k
Forks: 473
Open beginner issues: 0
Indexed issues: 222
Avg merge: 1d 3h
Merged PRs (30d): 5

Dominant language: Jupyter Notebook
License: Apache-2.0
Last GitHub push: Sep 2, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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222 open issues indexed

Integrate with ONNX 1.23.0 release branch Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

onnx/tensorflow-onnx#2499 · Opened Sep 2, 2026
Version support & deprecation policy: TensorFlow 2.16+/Keras 3, Python 3.10, numpy 1 Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

onnx/tensorflow-onnx#2486 · 1 comment · Opened Aug 19, 2026
Keep tf2onnx in sync with modern ONNX releases (opsets, packages, deps) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

onnx/tensorflow-onnx#2472 · Opened Jul 9, 2026
Integrate with ONNX 1.22.0 release branch Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

onnx/tensorflow-onnx#2462 · 1 comment · Opened Jun 2, 2026
KeyError: 'keras_tensor_65' on tf2onnx.convert.from_keras() Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

onnx/tensorflow-onnx#2448 · 1 comment · Opened Mar 23, 2026
Integrate with ONNX 1.21.0 release branch Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

onnx/tensorflow-onnx#2446 · Opened Mar 8, 2026
Maintainer Wanted for tensorflow-onnx Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

onnx/tensorflow-onnx#2430 · 7 comments · Opened Feb 18, 2026
ImportError: cannot import name 'runtime_version' from 'google.protobuf' Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 58/100

onnx/tensorflow-onnx#2418 · 2 comments · Opened Nov 20, 2025
fails to convert Keras models to ONNX when the model contains multiple `BatchNormalization` layers followed by a custom layer that performs element-wise multiplication in `channels_first` data format Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

onnx/tensorflow-onnx#2415 · 2 comments · Opened Oct 14, 2025
tf2onnx error Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 55/100

onnx/tensorflow-onnx#2413 · 1 comment · Opened Sep 25, 2025
keras model with tile + concatenate + Conv2D gives "StatefulPartitionedCall is not supported" Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

onnx/tensorflow-onnx#2412 · Opened Sep 24, 2025
can't use with tensorflow 2.20.0 Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2409 · 1 comment · 6 reactions · Opened Aug 31, 2025
tf2onns failed : google.protobuf.message.DecodeError: Error parsing message with type 'onnx.AttributeProto' Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2408 · Opened Aug 27, 2025
Cant get RFFT2D to work Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2404 · Opened Aug 2, 2025
ExtractImagePatches with dynamic batch size Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2403 · Opened Jul 25, 2025
Broadcasting Error with Llama-3.1-8B-Instruct ONNX Export using optimum-cli (opset 14) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 28/100

onnx/tensorflow-onnx#2399 · Opened Jun 15, 2025
`StatelessRandomUniformV2` `ImageProjectiveTransformV3` Keras 3 Data Augmentation Layers Open

unsupported ops

Difficulty 4/5 3-5 days Newbie friendliness 32/100

onnx/tensorflow-onnx#2395 · Opened Jun 3, 2025
Quantized TFLite models converted to ONNX are implicitly dequantized Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2394 · 1 comment · Opened May 27, 2025
Convolution2DTransposeBias is unresolved Open

unsupported ops

Difficulty 4/5 3-5 days Newbie friendliness 28/100

onnx/tensorflow-onnx#2389 · Opened Apr 14, 2025
"IndexError: list index out of range" occurs when trying to convert BigGAN tflite model to ONNX format Open

question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2388 · 1 comment · Opened Apr 11, 2025
tf2onnx convert pb (create by tf2.8 estimator) traceback Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2387 · Opened Mar 7, 2025
Inference result is different between Tensorflow and ONNX model Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2386 · 1 comment · 2 reactions · Opened Feb 4, 2025
Naming and sharing unknown dimension across multiple inputs. Open

question

Difficulty 4/5 3-5 days Newbie friendliness 38/100

onnx/tensorflow-onnx#2383 · Opened Feb 3, 2025
Support for GridSample Operation Open

unsupported ops

Difficulty 5/5 Over a week Newbie friendliness 25/100

onnx/tensorflow-onnx#2374 · Opened Dec 23, 2024
AttributeError: np.cast was removed in NumPy 2.0 Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

onnx/tensorflow-onnx#2373 · 6 comments · 14 reactions · Opened Dec 19, 2024
StatelessRandomUniformV2 Open

unsupported ops

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2372 · 1 comment · 3 reactions · Opened Nov 30, 2024
About StaticHashTable, etc. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

onnx/tensorflow-onnx#2371 · Opened Nov 21, 2024
module 'keras._tf_keras.keras.backend' has no attribute 'reset_uids' Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2370 · Opened Nov 21, 2024
ComplexAbs and Resize antialias errors Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2368 · Opened Nov 20, 2024
Shifted segmentation mask output when converting from keras to onnx models Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

onnx/tensorflow-onnx#2366 · 2 comments · Opened Nov 14, 2024
AttributeError: '_UserObject' object has no attribute 'add_slot' Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2365 · 4 comments · 1 reaction · Opened Nov 9, 2024
AssertionError: output is not in graph Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2364 · Opened Nov 8, 2024
how to use onnx model to process torch.Tensor data on GPU Open

question

Difficulty 5/5 Over a week Newbie friendliness 15/100

onnx/tensorflow-onnx#2363 · 4 comments · Opened Oct 29, 2024
AttributeError: 'NoneType' object has no attribute 'decode' during TFLite to ONNX conversion Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 38/100

onnx/tensorflow-onnx#2362 · Opened Oct 21, 2024
tf2onnx.tfonnx:Tensorflow op [sequential_1_1/lstm_1/CudnnRNNV3: CudnnRNNV3] is not supported Open

unsupported ops

Difficulty 5/5 Over a week Newbie friendliness 25/100

onnx/tensorflow-onnx#2359 · 5 comments · 3 reactions · Opened Oct 12, 2024
NCHW conversion not supported for 3D models Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2357 · Opened Sep 6, 2024
ssd_mobilenet_v2_320x320 converting to Onnx Open

question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

onnx/tensorflow-onnx#2355 · Opened Aug 27, 2024
error while creating onnx_node Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

onnx/tensorflow-onnx#2354 · 2 comments · Opened Aug 24, 2024
False warning about unsupported doubles in runtime GEMM operations Open

bug pending on user response

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

onnx/tensorflow-onnx#2353 · 2 comments · Opened Aug 21, 2024
Remove EinsumOptimizer Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2352 · 1 reaction · Opened Aug 12, 2024
tf2onnx.convert.from_keras does not work anymore with tensorflow >= 2.16 Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2348 · 8 comments · 1 reaction · Opened Jul 29, 2024
Unsupported op: PartitionedCall Open

unsupported ops

Difficulty 5/5 Over a week Newbie friendliness 28/100

onnx/tensorflow-onnx#2347 · 3 comments · 2 reactions · Opened Jul 3, 2024
Error of running tf2onnx.convert Open

pending on user response

Difficulty 3/5 1-2 days Newbie friendliness 18/100

onnx/tensorflow-onnx#2346 · 1 comment · Opened Jun 27, 2024
Are there plans to support bf16? Open

pending on user response

Difficulty 5/5 Over a week Newbie friendliness 20/100

onnx/tensorflow-onnx#2345 · 1 comment · Opened Jun 26, 2024
Convert prelu to other five basic operators Open

pending on user response question

Difficulty 4/5 3-5 days Newbie friendliness 20/100

onnx/tensorflow-onnx#2341 · 1 comment · Opened Jun 17, 2024
tf2onnx failed to convert ComplexAbs with opset 15 Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

onnx/tensorflow-onnx#2340 · Opened Jun 13, 2024
Inconsistent output with "correct" classification Open

question

Difficulty 5/5 Over a week Newbie friendliness 20/100

onnx/tensorflow-onnx#2339 · Opened Jun 8, 2024
convert uint8 tflite model to onnx has dequant and quant nodes Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

onnx/tensorflow-onnx#2338 · Opened Jun 7, 2024
Properly Support BFloat16 Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

onnx/tensorflow-onnx#2337 · 1 comment · Opened Jun 6, 2024
How to fix the output batch in tf2onnx Open

question

Difficulty 4/5 3-5 days Newbie friendliness 20/100

onnx/tensorflow-onnx#2334 · Opened May 28, 2024

onnx/tensorflow-onnx

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