1
Also covers open source, python, and speech synthesis · same kind of open-source project
EmotiVoice provides a multi-voice text-to-speech engine with prompt controls.
Alternatives
The Best EspNet Alternatives in 2026
24 alternatives0 free · 13 open source
Looking for something like EspNet? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 13 are open source.
ESPnet includes tools for end to end speech processing and related speech tasks.
Top picks at a glance
First suggestionEmotiVoiceEmotiVoice provides a multi-voice text-to-speech engine…Another optionAudio-WebUIAudio-WebUI provides a web interface for different neural…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | EmotiVoice | — | Yes | — |
| 2 | Audio-WebUI | — | Yes | — |
| 3 | Vosk | — | Yes | Android, iOS |
| 4 | whisper.cpp | — | Yes | — |
| 5 | Kaldi | — | Not stated | Linux, Windows |
| 6 | whisper-ctranslate2 | — | Yes | — |
| 7 | wav2letter | — | Not stated | — |
| 8 | Offer Bull | — | Not stated | Android, iOS, Web |
| 9 | Parakeet | — | Not stated | Web |
| 10 | Superwhisper | — | Not stated | Android, iOS, macOS |
All EspNet alternatives
2
Also covers open source and speech synthesis · same kind of open-source project
Audio-WebUI provides a web interface for different neural networks related to audio.
3
Also covers open source and speech recognition · same kind of open-source project
Vosk provides an offline speech recognition API for mobile devices and servers, with several programming language interfaces.
4
Also covers open source and speech recognition · same kind of open-source project
The whisper.cpp project ports OpenAI’s Whisper speech recognition model to C and C++.
5
Kaldi
github.com/kaldi-asr/kaldiAlso covers speech recognition · same kind of open-source project
Kaldi provides an open toolkit for speech recognition and speech processing research.
6
Also covers open source and speech recognition · same kind of open-source project
The whisper-ctranslate2 command-line client works with the OpenAI Whisper client and uses CTranslate2.
7
wav2letter
github.com/facebookresearch/wav2letterAlso covers speech recognition · same kind of open-source project
The wav2letter project provides an automatic speech recognition toolkit from Facebook AI Research.
8
Offer Bull
offerbull.netAlso covers speech recognition
Offer Bull provides AI interview practice, real-time speech recognition, and live answer suggestions for job seekers preparing for online interviews.
9
Parakeet
huggingface.co/collections/nvidia/parakeet-asr…Also covers speech recognition
NeMo Parakeet ASR Models attain strong speech recognition accuracy while being efficient for inference. Available in CTC and RNN-Transducer variants.
10
Superwhisper
superwhisper.comAlso covers speech recognition
Superwhisper turns speech into polished text for use in apps such as Slack and Gmail, with recognition options listed for four operating systems.
11
Also covers speech synthesis · same kind of open-source project
TTS-WebUI is a Gradio and React interface with extensions for speech, audio, and music generation tools.
12
Tunisian Speech Recognition
huggingface.co/spaces/SalahZa/Tunisian-Speech-…Also covers speech recognition
This app transcribes spoken Tunisian Arabic into text using Arabic characters.
13
Also covers open source and python · same kind of open-source project
The KittenTTS project offers a text-to-speech model described as under 25 MB in size.
14
Also covers open source and python · same kind of open-source project
The Chatterbox project provides an open-source text-to-speech system for speech generation.
15
XTTS
huggingface.co/spaces/Fabrice-TIERCELIN/Multi-…Also covers speech synthesis
This tool converts written text into spoken audio in multiple languages.
16
Also covers open source and python · same kind of open-source project
MMAudio synthesizes audio from video and text through a multimodal joint-training approach presented at CVPR 2025.
17
Also covers open source and python · same kind of open-source project
Audiblez creates audiobook files from EPUB e-books and offers a graphical interface.
18
Also covers open source and python · same kind of open-source project
RVC WebUI is a framework for training voice conversion models with short voice recordings.
19
Voice Changer
github.com/deiteris/voice-changerAlso covers python · same kind of open-source project
The voice-changer project provides real-time voice changing for audio.
20
Voice Changer
github.com/w-okada/voice-changer/blob/master/d…Also covers python · same kind of open-source project
The w-okada project provides a real-time tool for changing voices during audio use.
21
Clips AI
clipsai.comAlso covers python
Use Clips AI, an open-source Python library, to convert long-form videos into shorter clips in developer editing workflows.
22
Gladia
gladia.ioAlso covers python
Gladia provides an API for recording, transcribing, and enriching multilingual audio into structured data.
23
Also covers open source · same kind of open-source project
Kokoro provides an inference library for its open-weight 82-million-parameter text-to-speech model.
24
Also covers open source · same kind of open-source project
Tortoise is a multi-voice text-to-speech system trained with an emphasis on quality.
No alternatives match this filter.
Alternatives to similar tools
Voice Changer24 alternativeswhisper.cpp24 alternativesEmotiVoice24 alternativesVosk24 alternativesKaldi11 alternativesVoice Changer24 alternatives
What is the best alternative to EspNet?
Based on features, tags and platforms, the closest alternatives to EspNet are EmotiVoice, Audio-WebUI, and Vosk.
Are there open-source alternatives to EspNet?
Yes: EmotiVoice, Audio-WebUI, Vosk, and whisper.cpp.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative