ESPnet - End-to-end speech processing toolkit.

WORLD - High-quality speech analysis, manipulation and synthesis system.

LibreASR - On-Premises, Streaming Speech Recognition System.

Voicegain - Speech-to-text Platform and APIs.

Vosk - Speech recognition toolkit with state-of-the-art accuracy and low latency in Rust.

Wavenet For Speech Denoising - Neural network for end-to-end speech denoising, as described in: 'A Wavenet For Speech Denoising'.

High-quality pre-trained speech-to-text models now available on Torch Hub ( HN).

Silero Models - Pre-trained STT models and benchmarks made embarrassingly simple.Ask HN: Is there any work being done in speech-to-code with deep learning? (2020).Eesen - End-to-End Speech Recognition using Deep RNN Models and WFST-based Decoding.Porcupine - On-device wake word detection powered by deep learning.Gentle - Robust yet lenient forced-aligner built on Kaldi.Dragonfly - Speech recognition framework for Python that makes it convenient to create custom commands to use with speech recognition software.SpecAugment with PyTorch - PyTorch Implementation of GoogleBrain's SpecAugment: A Simple Data Augmentation Method for Automatic Speech Recognition.Kaldi Active Grammar - Python Kaldi speech recognition with grammars that can be set active/inactive dynamically at decode-time.Real-Time Voice Cloning - Clone a voice in 5 seconds to generate arbitrary speech in real-time.Building an end-to-end Speech Recognition model in PyTorch ( HN).wav2letter++ - Fast, open source speech processing toolkit from the Speech team at Facebook AI Research built to facilitate research in end-to-end models for speech recognition.DeepSpeech - Open source Speech-To-Text engine, using a model trained by machine learning techniques, based on Baidu's Deep Speech research paper.HN: Facebook open-sources a speech-recognition system and a machine learning library (2018).

Voice assistants don't seem to stick for most people is that they're actually command line interfaces, but even less discoverable because they don't provide any visible feedback at all.

OpenAI Whisper (has nice C++ & CoreML ports), ocotillo & SpeechBrain are nice.

Dragonfly speech to text software