Alternatives to microsoft/vibevoice

Open-Source Frontier Voice AI

Source: microsoft/vibevoice · SPDX licence: MIT

Comparable repositories

• huggingface/speech-to-speech · Build voice agents with open-source models · Apache-2.0
• mudler/localai · LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required. · MIT
• openvoicex/voice-marketing-agent · An open-source platform for building and deploying real-time, low-latency AI voice agents for call automation for marketing. · MIT
• purple-horizons/openclaw-voice · 🦞 Open-source browser-based voice chat for AI assistants. Self-hosted, private, free. Whisper STT + ElevenLabs TTS. Works with OpenAI, Claude, or custom agents. · MIT
• agentlinehq/agentline · Open-source AI phone API for voice agents. Give Claude, Cursor, OpenClaw, or any LLM a real phone number — outbound/inbound calls, SMS, transcripts, MCP, DTMF/IVR. FastAPI + SignalWire + Deepgram. Self-hostable alternative to Twilio, Vapi, and Retell. · MIT

Comparison from the dated registry snapshot. Review each project and licence independently.