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.NETStandard2.0

ML.NET component for Microsoft.ML.OnnxRuntime.Managed library

Published
Oct 15, 2026
4d ago
Total Downloads
2.3M
2,339,777

Install

dotnet add package Microsoft.ML.OnnxTransformer --version 5.0.1
ProductVersions
.NET Standard
netstandard2.0

README

About

ML.NET is a cross-platform open-source machine learning framework which makes machine learning accessible to .NET developers.

For more information, see the ML.NET documentation.

This package adds the ability to load and run pre-trained ONNX models as part of your ML.NET pipeline.

Key Features

  • Any type of ONNX model can be run with all the data interop handled automatically.
  • Image Featurization - Automatically featurize an image using a pre-trained DNN model.

How to Use

See Machine Learning Samples for an assortment of samples that show how to get started using ML.NET.

Main Types

Some of the types provided by this library are:

  • Microsoft.ML.Transforms.Onnx.OnnxOptions
  • Microsoft.ML.Transforms.Onnx.OnnxScoringEstimator
  • Microsoft.ML.Transforms.Onnx.OnnxTransformer

Additional Documentation

Related Packages

Feedback & Contributing

Microsoft.ML is released as open source under the MIT license. Bug reports and contributions are welcome at the GitHub repository.

Changes from Previous Version

No structural changes between v5.0.0 and v5.0.1.

Adoption Assessment

A verified publisher signal is available. Assess fit from the package's supported frameworks, license and dependency graph rather than popularity alone.

Compatibility metadata lists 1 target framework; confirm the exact target used by your application.The published metadata declares 13 direct dependency entries across framework groups. Inspect the resolved dependency graph for your target framework.

Related Guides & Workflows

Learn how to evaluate, integrate, or audit this package in your .NET project.