NVIDIA WaveGlow

by NVIDIA

Flow-based vocoder companion to Tacotron2.

TL;DR

Flow-based vocoder companion to Tacotron2.

Best for reference flow-based vocoder. Pricing: free.

Category
Open source
License
—
Stars
—
Last push
—
Pricing
free
Platforms
Linux

What it is

The WaveGlow vocoder reference. BSD-3-Clause.

Best for: Reference flow-based vocoder.
Watch out for: Superseded by HiFi-GAN / BigVGAN.

Install / use

git clone https://github.com/NVIDIA/waveglow

Features

Speaker diarizationNo
Word-level timestampsYes
Streaming / real-timeNo
Languages supported1
HIPAA eligibleNo

NVIDIA WaveGlow vs Whipscribe

FeatureNVIDIA WaveGlowWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfreefree beta
Speaker diarizationNoYes
Word timestampsYesYes
StreamingNoNo
Languages199
PlatformsLinuxWeb, API, MCP

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Whipscribe is a managed faster-whisper + whisperX service. If you want transcripts without running infrastructure, paste a URL or drop a file in the form below — you'll have a transcript in seconds.