Open source focus

Open Source Alternatives to ENERZAi

7 open source Voice Agent options similar to ENERZAi, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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Vocode
Not rated
Open-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Kyutai
Not rated
A non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
Rasa
Not rated
Open-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
Mycroft
Not rated
Open-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
WhisperWeb
Not rated
Free in-browser Whisper transcription and subtitle editor; audio stays on your device.
Open source
pyannote SAS
Not rated
Company
Open source
Pomvox
Not rated
Press a key, talk, and clean text appears at your cursor, transcribed on the Apple Neural Engine. Free, open source, and fully private.
Open source

Company	License	Founded	Rating	Reviews
VocodeOpen-source library for building hyper-realistic voice agents and conversational AI applications.	Open source · Self-hostable	-	Not rated	-
KyutaiA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.	Open source · Self-hostable	-	Not rated	-
RasaOpen-source conversational AI platform for building custom chatbots and virtual assistants.	Open source · Self-hostable	-	Not rated	-
MycroftOpen-source, privacy-focused voice assistant and AI platform.	Open source · Self-hostable	-	Not rated	-
WhisperWebFree in-browser Whisper transcription and subtitle editor; audio stays on your device.	Open source	-	Not rated	-
pyannote SASCompany	Open source	-	Not rated	-
PomvoxPress a key, talk, and clean text appears at your cursor, transcribed on the Apple Neural Engine. Free, open source, and fully private.	Open source	-	Not rated	-