jitsi/jiwer

speech to text benchmark framework

Text to speech alignment using CTC forced alignment

PESQ (Perceptual Evaluation of Speech Quality) Wrapper for Python Users (narrow band and wide band)

Faster Whisper transcription with CTranslate2

Distilled variant of Whisper for speech recognition. 6x faster, 50% smaller, within 1% word error rate.

Multilingual Automatic Speech Recognition with word-level timestamps and confidence

WhisperX: Automatic Speech Recognition with Word-level Timestamps (& Diarization)

Controllable Transcription. Verbatim ( every, filler, pause, stutter, vocal sound) , or intended ( what the speaker meant to say, optimized for readability) with word-level timestamps.

Open-source speech recognition toolkit for training, inference, streaming ASR, VAD, punctuation, speaker diarization pipelines, and OpenAI-compatible/MCP serving.