git clone https://github.com/neurlang/piper-rs
cd piper-rs
wget https://huggingface.co/neurlang/piper-onnx-slovakspeech-female-slovak/resolve/main/piper-onnx-slovakspeech-female-slovak.onnx -O piper-onnx-slovakspeech-female-slovak.onnx
wget https://huggingface.co/neurlang/piper-onnx-slovakspeech-female-slovak/resolve/main/piper-onnx-slovakspeech-female-slovak.onnx.json -O piper-onnx-slovakspeech-female-slovak.onnx.json
git submodule update --init
cargo run --example interactive piper-onnx-slovakspeech-female-slovak.onnx.json  80

Example run

Ready. Type lines (one utterance per line). Ctrl-D (Unix) / Ctrl-Z (Windows) to finish.
ahoj, ako sa máš?
Done.