heygen-com/hyperframes at 19.3K Stars With +375 Today: HeyGen Open-Sources HTML-to-Video Renderer Built for Agent-Driven Video Production

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HyperFrames v0.6.21 from HeyGen converts standard HTML compositions into video files via headless Chrome and FFmpeg — no React, no proprietary DSL. The framework ships 50+ pre-built component blocks, a Frame Adapter pattern supporting GSAP/Lottie/Three.js/CSS animations, deterministic rendering for CI pipelines, and a skills system that teaches AI agents framework-specific patterns. Apache 2.0 with no per-render fees. For builders automating content pipelines, this is the missing piece between 'AI writes copy' and 'AI ships video' — HTML in, MP4 out, fully agent-addressable.