Skills

HeyGen's open-source video framework and Agent Skills suite for authoring, previewing, and rendering deterministic MP4 videos from HTML, CSS, media, and seekable animation.

OpenAI's curated Skills catalog for Codex, including research, deployment, document, and development tools.

Claude Skills is a cross-platform collection of hundreds of skills, agents, commands, and scripts spanning engineering, product, marketing, research, compliance, finance, and daily productivity.

video-shotcraft is a product-video production Skill for Claude Code and Codex, with 152 shot recipe cards, 209 motion previews, Remotion implementations, the Ink Press template, and sound-design assets.