Show HN: Realtime talking avatar running free locally (90+FPS on RTX4090)

Category: ai-ml

Tags: avatar, real-time, voice-ai, gpu, sdk

Score: 7.3/10 (Innovation: 7, Technical: 8, Documentation: 7, Utility: 7)

OpenSpline is a real-time talking avatar system that transforms a portrait and generated audio into synchronized video and speech. It offers a Python and Node SDK, integrations with popular voice AI providers, and can run locally on NVIDIA GPUs or via a cloud service. Its high performance (90+ FPS on RTX4090) and ease of use make it a compelling tool for adding visual presence to voice agents.

Target audience: AI developers, backend engineers, voice agent builders

Repository: https://github.com/openspline/openspline · Python · MIT · 285 stars

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