The LF AI & Data Foundation is supporting open source projects related to Artificial Intelligence and Data. This includes 1chipML, an open source library for basic numerical crunching and machine learning for microcontrollers, Acumos AI, a platform and open source framework for building, sharing and deploying AI apps, Adlik, a toolkit for accelerating deep learning inference, Adversarial Robustness Toolbox (ART), which provides tools to evaluate, defend, certify and verify Machine Learning models and applications, AI Explainability 360, an open source toolkit to help users understand the ways that machine learning models predict labels, and AI Fairness 360, an extensible open source toolkit to help users understand fairness in AI.