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4paradigm/OpenMLDB

An open-source feature store and ML database that computes consistent features for both model training and online inference.

1.7k stars C++ Data ToolingLLMOps · Eval
OpenMLDB
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OpenMLDB is a machine learning database purpose-built to solve feature consistency challenges between offline training and online inference. It provides a feature platform that enables feature engineering, feature extraction, and feature serving with consistent results across batch and real-time workloads. The system supports both batch and streaming data sources and is designed to be used as part of MLOps pipelines for feature operations.

Frequently asked

What is 4paradigm/OpenMLDB?
An open-source feature store and ML database that computes consistent features for both model training and online inference.
Is OpenMLDB open source?
Yes — 4paradigm/OpenMLDB is open source, released under the Apache-2.0 license.
What language is OpenMLDB written in?
4paradigm/OpenMLDB is primarily written in C++.
How popular is OpenMLDB?
4paradigm/OpenMLDB has 1.7k stars on GitHub.
Where can I find OpenMLDB?
4paradigm/OpenMLDB is on GitHub at https://github.com/4paradigm/OpenMLDB.

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