video.js 是做什么的？
Video.js - 开源 HTML5 视频播放器
Video.js - 开源 HTML5 视频播放器
Video.js 是一个基于 HTML5 的开源视频播放器框架，提供强大的跨平台兼容性和高度可定制的 UI。它支持包括 HLS、DASH 在内的多种流媒体协议，并通过丰富的插件生态扩展功能，如广告、字幕和质量选择器等。该工具主要面向 Web 开发者，通过简单的 JavaScript API 和 CSS 即可集成并定制视频播放体验，适用于现代浏览器及移动端。使用 Video.js 可减少从头构建播放器的复杂性，同时保持对旧版本浏览器的优雅降级支持。
npx skills add videojs/video.jsVideo.js - 开源 HTML5 视频播放器
Extract frames or short clips from videos using ffmpeg.
Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.
Use when testing, fixing, or extending the OpenClaw Control UI GUI with Vitest + Playwright end-to-end checks, mocked Gateway WebSocket flows, mocked dashboard runs, screenshots/videos, or agent-verifiable browser proof.
Obra superpowers agent skills.
See, Understand, Act on video and audio. See- ingest from local files, URLs, RTSP/live feeds, or live record desktop; return realtime context and playable stream links. Understand- extract frames, build visual/semantic/temporal indexes, and search moments with timestamps and auto-clips. Act- transcode and normalize (codec, fps, resolution, aspect ratio), perform timeline edits (subtitles, text/image overlays, branding, audio overlays, dubbing, translation), generate media assets (image, audio...
End-to-end marketing campaign planning and execution. Covers audience research, positioning, campaign angle definition, landing page copy, email sequences, social posts, ad copy, short-form video scripts, and content calendars. Use as the orchestration layer for multi-channel product launches. Use when planning or executing a multi-channel product launch, or producing landing page, email, social, or ad copy.