swap_horiz CMU Sphinx Alternatives
Looking for alternatives to CMU Sphinx? Compare the top Speech To Text Software options ranked by our AI scoring system.
CMU Sphinx
CMU Sphinx is a family of open-source speech-recognition tools originating at Carnegie Mellon University. The project includes components such as PocketSphinx for lightweight, embedded or offline recognition and Sphinx-4, a Java-based research toolkit, along with tools for acoustic-model training. I...
apps Top CMU Sphinx Alternatives
The top alternative to CMU Sphinx in 2026 is Whisper.cpp with a score of 9.1/10, followed by Nuance Dragon Dictate (9.1) and NVIDIA NeMo ASR (8.7).
Whisper.cpp
Whisper.cpp offers local speech-to-text functionality by implementing OpenAI's Whisper model in C++. This open source pr...
Nuance Dragon Dictate
Nuance Dragon Dictate is a long-standing speech-to-text application designed for macOS. It utilizes advanced voice recog...
NVIDIA NeMo ASR
NVIDIA NeMo ASR is an open source toolkit designed for building advanced speech-to-text systems. It utilizes deep learni...
Dragon NaturallySpeaking
Dragon NaturallySpeaking is a desktop application developed by Nuance Communications. It’s notable for its high accuracy...
Kaldi
Kaldi is an open source speech-to-text software toolkit primarily used in research settings. Developed initially at Carn...
ESPnet
ESPnet is an open source toolkit designed for speech processing research. It facilitates the development of automatic sp...
SpeechBrain
SpeechBrain is an open source Python toolkit facilitating research in speech processing. It utilizes PyTorch to enable d...
sherpa-onnx
Sherpa-ONNX is an open source speech-to-text engine built around the ONNX format. This allows for efficient and optimize...
PaddleSpeech
PaddleSpeech is an open-source automatic speech recognition system developed by Baidu, utilizing deep learning models to...
wav2letter++
wav2letter++ is an open-source automatic speech recognition (ASR) toolkit developed by Facebook AI Research (FAIR). Buil...
Vosk
Vosk is an open-source speech recognition toolkit designed to operate offline on a range of platforms including mobile d...
RWTH ASR
RWTH ASR is an open-source automatic speech recognition system developed at Aachen University in Germany, known for its...
Buzz
Buzz is an open-source, offline speech-to-text desktop application that utilizes OpenAI's Whisper models to transcribe a...
LumenVox Automatic Speech Recognition
LumenVox provides an automatic speech recognition software toolkit enabling developers to integrate voice control and tr...
HTK
HTK, or the Hidden Markov Model Toolkit, is a portable software toolkit primarily used for building and manipulating hid...
Mozilla DeepSpeech
Mozilla DeepSpeech was an open-source automatic speech-recognition engine based on deep neural networks and inspired by...
Julius
Julius is an open-source, high-performance large-vocabulary continuous speech recognition engine developed in Japan. It...
Coqui STT
Coqui STT is an open-source speech-to-text toolkit designed to facilitate the development of offline and on-device autom...
SpeechPulse
SpeechPulse is a Windows speech-to-text application designed for dictation and transcription on a desktop computer. It u...
MacSpeech Dictate
MacSpeech Dictate is a commercial speech recognition software initially released in 1997 for Macintosh computers, design...
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