Build the most powerful models with C++

OpenNN is an open-source neural networks library for machine learning. It solves many real-world applications in energy, marketing, health, and more.

Learning Tasks

OpenNN contains sophisticated algorithms and utilities to deal with many artificial intelligence solutions.


Model outputs as the function of inputs.


Assign patterns to given categories.


Make predictions about the future.


Discover relations between variables.

Higher Capacity

Manage Bigger Data Sets

On the same computer, our library OpenNN loads data sets 1.8 times bigger than TensorFlow and PyTorch.

Faster Training

Boost your productivity

On average, OpenNN trains a model 2.508 times faster than PyTorch and 1.551 times faster than TensorFlow.

OpenNN Users:


Consulting Services

OpenNN is being developed by Artelnics; a consulting company specialized in artificial intelligence and big data. Our team carries out projects with enterprise customers to get the best results from their data.

Neural Designer

Neural Designer is a software tool that helps people build neural network models without the need for programming. It is developed from OpenNN and contains a user interface that simplifies data entry and interpretation of results.

Neural Designer Screens

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