Dataset · Hugging Face

hysi-lab/HiFiTTS-2

Name: HiFiTTS-2
Creator: hysi-lab
License: cc-by-4.0
Keywords: language:en, license:cc-by-4.0, region:us, speech, librivox, source-audio, acquisition-in-progress

HiFiTTS-2 source audio archive This hysi-lab mirror preserves NVIDIA's pinned HiFiTTS-2 metadata and the original LibriVox chapter audio referenced by its 22 kHz inventory. The 44 kHz metadata is also retained; it describes a subset and must not be counted as additional hours. Sources: https://huggingface.co/datasets/nvidia/hifitts-2 and https://librivox.org/. Please credit Ryan Langman et al., HiFiTTS-2: A Large-Scale High Bandwidth Speech Dataset (Interspeech 2025), NVIDIA… See the full description on the dataset page: https://huggingface.co/datasets/hysi-lab/HiFiTTS-2.

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Author / organization	hysi-lab
License (as declared)	cc-by-4.0
Downloads	4.6K (as reported by Hugging Face)
Likes	0
Created	29 September 2026
Last updated at source	8 October 2026

speechlibrivoxsource-audioacquisition-in-progress

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