5 days ago · Browse and download hundreds of thousands of open datasets for AI research, model training, and analysis. Join a community of millions of researchers, developers, and builders to share …

Jul 23, 2025 · In the realm of machine learning, data is the fuel that powers innovation. The quality and quantity of data directly influence the performance and capabilities of machine learning models. …

Welcome to the UC Irvine Machine Learning Repository We currently maintain 689 datasets as a service to the machine learning community. Here, you can donate and find datasets used by millions of …

Feb 11, 2026 · Find 32 best free datasets for projects in 2026—data sources for machine learning, data analysis, visualization, and portfolio building.

OpenML A worldwide machine learning lab Machine learning research should be easily accessible and reusable. OpenML is an open platform for sharing datasets, algorithms, and experiments - to learn …

The UCI Machine Learning Repository hosts hundreds of datasets for machine learning research used by millions of people worldwide.

For machine learning models to understand how to perform various actions, training datasets must first be fed into the machine learning algorithm, followed by validation datasets (or testing datasets) to …

Jul 23, 2025 · Here are some repositories and resources where you can find datasets for AI, Machine Learning (ML), and Data Science (DS): Builtin Dataset: General Air Passengers Weather History …

May 13, 2023 · We currently maintain 488 data sets as a service to the machine learning community. You may view all data sets through our searchable interface. For a general overview of the …

Jun 10, 2026 · A machine learning dataset is a structured data collection specifically gathered and prepared to train machine learning models. These datasets for ML act as examples that help the …