OpenSeq2Seq

by NVIDIA

NVIDIA's TF1 framework — historical home of Jasper + QuartzNet.

TL;DR

NVIDIA's TF1 framework — historical home of Jasper + QuartzNet.

Best for reference Jasper / QuartzNet checkpoints. Pricing: free.

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

What it is

The TF1 codebase that produced Jasper and QuartzNet. Apache-2.0.

Best for: Reference Jasper / QuartzNet checkpoints.
Watch out for: Archived in favor of NeMo.

Install / use

git clone https://github.com/NVIDIA/OpenSeq2Seq

Features

Speaker diarizationNo
Word-level timestampsYes
Streaming / real-timeNo
Languages supported2
HIPAA eligibleNo

OpenSeq2Seq vs Whipscribe

FeatureOpenSeq2SeqWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfreefree beta
Speaker diarizationNoYes
Word timestampsYesYes
StreamingNoNo
Languages299
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.