coursera-dl 是做什麼的？
用於下載 Coursera.org 影片並為其命名的腳本。
用於下載 Coursera.org 影片並為其命名的腳本。
此技能提供一個指令碼，可從 Coursera.org 下載課程影片。它支援自動化擷取影片、講義與其他課程資料，並根據課程架構進行命名與組織，方便離線學習。此腳本主要運行於命令列環境，適用於 Linux、macOS 和 Windows 系統，且需具備 Python 環境。透過解析課程頁面，它能有效處理受保護的內容，讓使用者輕鬆保存課程資源。
npx skills add coursera-dl/coursera-dl用於下載 Coursera.org 影片並為其命名的腳本。
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.