OpenVoiceUI — Open Source Voice AI Assistant Platform

OpenVoiceUI is an open-source, voice-first AI assistant with a canvas UI, extensible skills, and sub-agents. Talk to your AI, see results visually, and automate real work.

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About this tool

OpenVoiceUI is an open-source, voice-first AI assistant with a canvas UI, extensible skills, and sub-agents.

Key capabilities

  • Voice-first interaction: Talk directly to the AI in a voice-driven assistant.
  • Canvas UI: See results visually rather than only as text responses.
  • Extensible skills: Extend the assistant through skills.
  • Sub-agents: Orchestrate sub-agents to handle tasks.
  • Automation: Automate real work.

Deployment

and pricing OpenVoiceUI is open-source and self-hosted, with a freemium model that includes a free tier. It is accessed through the Web platform.

Who

it is for It is aimed at AI enthusiasts, self-hosters, and developers. The learning curve is medium.

Best for
  • AI enthusiasts who want a voice-first AI assistant
  • Users who prefer self-hosted open-source tools
  • Developers who want to extend skills and orchestrate sub-agents
Use cases
  • Control an AI assistant by voice
  • Orchestrate sub-agents for tasks
  • Automate workflows with extensible skills
  • View AI results on a visual canvas
Strengths
  • Open-source and self-hosted
  • Freemium model with a free tier
  • Voice-first interaction with a visual canvas UI
  • Supports extensible skills and sub-agents
Limitations
  • The official pages do not disclose free-tier limits or usage caps.

Features & use cases

Voice-first interactionCanvas UIExtensible skillsSub-agent orchestrationOpen-sourceSelf-hostedWeb platformFreemium pricing

At a glance

Monetization
  • Free
  • Freemium
Maturity signals
  • Open source
  • Self-hostable
Learning curve
  • Medium

Sources

Every profile keeps its sources and latest verification date.

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