PDNN is a lightweight, easy-to-use deep learning toolkit developed under the Theano environment. Check the project webpage for all documentation.

cmds -- commands to conduct general-purpose deep learning
cmds2 -- additional commands specifically for ASR
examples -- example setups
io_func -- data reading functions; model IO functions; model format conversion
layers -- layers: convolution, fully-connected, denoising autoencoder, logistic regression, etc
learning -- learning algorithms
models -- models: CNNs, DNNs, SDAs, SRBMs, etc
utils -- utility functions: learning rates, argument parsing, etc