Open source focus

Open Source Alternatives to VelineAI

7 open source AI Companion options similar to VelineAI, 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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Comfy Org
Not rated
Comfy is an AI creation engine for visual professionals, offering granular control over AI models, parameters, and outputs through a node-based workflow on an infinite canvas.
Open source
Vocode
Not rated
Open-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Rasa
Not rated
Open-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
WhisperWeb
Not rated
Free in-browser Whisper transcription and subtitle editor; audio stays on your device.
Open source
cal.com
Not rated
Open-source scheduling infrastructure for individuals, businesses, and developers.
Open source · Self-hostable
Mycroft
Not rated
Open-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
Parlant
Not rated
Parlant is an open-source conversational AI engine dedicated to solving the Human/AI alignment problem by enabling Large Language Models to reliably perform as desired and prevent hallucinations.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
Comfy OrgComfy is an AI creation engine for visual professionals, offering granular control over AI models, parameters, and outputs through a node-based workflow on an infinite canvas.	Open source	-	Not rated	-
VocodeOpen-source library for building hyper-realistic voice agents and conversational AI applications.	Open source · Self-hostable	-	Not rated	-
RasaOpen-source conversational AI platform for building custom chatbots and virtual assistants.	Open source · Self-hostable	-	Not rated	-
WhisperWebFree in-browser Whisper transcription and subtitle editor; audio stays on your device.	Open source	-	Not rated	-
cal.comOpen-source scheduling infrastructure for individuals, businesses, and developers.	Open source · Self-hostable	-	Not rated	-
MycroftOpen-source, privacy-focused voice assistant and AI platform.	Open source · Self-hostable	-	Not rated	-
ParlantParlant is an open-source conversational AI engine dedicated to solving the Human/AI alignment problem by enabling Large Language Models to reliably perform as desired and prevent hallucinations.	Open source · Self-hostable	-	Not rated	-