About Keras Getting started Developer guides Keras API reference Models API Layers API The base Layer class Layer activations Layer weight initializers Layer weight regularizers Layer weight constraints Core layers Convolution layers Pooling layers Recurrent layers Preprocessing layers Normalization layers Regularization layers Attention layers Reshaping layers Merging layers Activation layers Callbacks API Optimizers Metrics Losses Data loading Built-in small datasets Keras Applications Mixed precision Utilities KerasTuner KerasCV KerasNLP Code examples Why choose Keras? Community & governance Contributing to Keras KerasTuner KerasCV KerasNLP