TensorFlow.js is a JavaScript machine learning library and browser-based runtime used to build, train, and execute models. It functions as a WebGL accelerated tensor engine, providing a foundation for high-performance linear algebra operations and an automatic differentiation framework for computing gradients.
The project distinguishes itself through its ability to run machine learning directly in web environments, supporting both client-side inference and browser-based training. It enables the deployment of Python-based models by converting Keras or TensorFlow models into compatible formats and provides native support for TFLite models via flatbuffers.
The library covers a broad surface of capabilities, including model construction and transfer learning, hardware-accelerated inference, and the management of model lifecycles. It also includes utilities for data preprocessing, media decoding from camera feeds and images, and a suite of visualization tools for monitoring training progress and model architecture.