RWTH i6

by RWTH Aachen University

RWTH Aachen i6 group — RASR toolkit + IWSLT speech translation history.

TL;DR

RWTH Aachen i6 group — RASR toolkit + IWSLT speech translation history.

Best for statistical machine translation + ASR theoretical research. Pricing: free.

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

What it is

RWTH i6 (Hermann Ney group) built RASR + RETURNN, won multiple IWSLT speech-translation tracks, and is the historical home of statistical-MT research.

Best for: Statistical machine translation + ASR theoretical research.
Watch out for: RASR toolkit license is non-commercial.

Install / use

https://www-i6.informatik.rwth-aachen.de/

Features

Speaker diarizationNo
Word-level timestampsNo
Streaming / real-timeNo
Languages supported0
HIPAA eligibleNo

RWTH i6 vs Whipscribe

FeatureRWTH i6Whipscribe
CategoryOpen sourceTranscription APIs
Pricingfreefree beta
Speaker diarizationNoYes
Word timestampsNoYes
StreamingNoNo
Languages099
PlatformsWebWeb, 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.