{"id":24495,"library":"qonnx","title":"QONNX","description":"Frontend and utilities for Quantized ONNX (QONNX), a representation for quantized neural networks built on ONNX. Current version 1.0.0. Release cadence is irregular, approximately quarterly.","status":"active","version":"1.0.0","language":"python","source_language":"en","source_url":"https://github.com/fastmachinelearning/qonnx","tags":["onnx","quantization","neural networks"],"install":[{"cmd":"pip install qonnx","lang":"bash","label":"Install from PyPI"}],"dependencies":[],"imports":[{"note":"","wrong":"","symbol":"ModelWrapper","correct":"from qonnx.core.modelwrapper import ModelWrapper"},{"note":"","wrong":"","symbol":"QuantConfig","correct":"from qonnx.core.quant import QuantConfig"}],"quickstart":{"code":"from qonnx.core.modelwrapper import ModelWrapper\nmodel = ModelWrapper('model.onnx')\nmodel.save('output.onnx')","lang":"python","description":"Load and save a QONNX model. Replace 'model.onnx' with your file."},"warnings":[{"fix":"Use external converter packages for QKeras or Brevitas models.","message":"In v1.0.0, the QKeras converter and Brevitas dependency were removed. Converters must now be implemented in companion packages.","severity":"breaking","affected_versions":">=1.0.0"},{"fix":"Review the release notes for full list of changes.","message":"Functions and utilities migrated to qonnx.util or qonnx.transforms may have changed signatures. Check the new module paths.","severity":"deprecated","affected_versions":">=1.0.0"}],"env_vars":null,"last_verified":"2026-05-01T00:00:00.000Z","next_check":"2026-07-30T00:00:00.000Z","problems":[{"fix":"Run: pip install qonnx","cause":"The package is not installed.","error":"ModuleNotFoundError: No module named 'qonnx'"},{"fix":"Use: from qonnx.core.modelwrapper import ModelWrapper","cause":"Importing directly from the top-level module instead of the correct submodule.","error":"AttributeError: module 'qonnx' has no attribute 'ModelWrapper'"}],"ecosystem":"pypi","meta_description":null,"install_score":null,"install_tag":null,"quickstart_score":null,"quickstart_tag":null}