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    Html Video Composer

    12

    Render MP4/WebM videos from HTML compositions with HyperFrames: title cards, captioned narration, product tours, and audio-reactive visuals. Use when a video mu

    $5

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    6 usesSecurity scanned
    Html Video Composer

    Html Video Composer

    Example session with this skill installed

    Create a 30-second promotional MP4 from my landing page HTML. Include a GSAP fade-in for the hero section and sync the footer text to a 5-second audio clip.

    • Read your context and instructions
    • Compiled the html video composer

    Project initialized at /promo. HTML structure mapped to GSAP timeline. Assets bundled for deterministic rendering. Linter passed. Rendering final.mp4 at 30fps, high quality. Output: final.mp4 [3.2MB]. Preview stills generated.

    Connects securely to your tools. The creator never sees your data.

    About this skill

    The problem

    Creating professional video content often requires heavy GUI tools or complex math-based animation libraries. Developers struggle to maintain brand consistency when translating web-based UI and typography into high-quality video formats.

    What it does

    • Converts HTML, CSS, and GSAP animations into frame-accurate MP4 or WebM video files.
    • Syncs text-to-speech audio with on-screen captions using precise waveform timing.
    • Generates audio-reactive visuals and dynamic scene transitions directly from web code.
    • Automates the rendering pipeline using a headless browser for pixel-perfect reproduction.
    • Validates compositions with a built-in linter to prevent frame drops and broken assets.

    Frameworks & tools

    Node.js, FFmpeg, GSAP, HyperFrames CLI, and Docker for reproducible rendering environments.

    Why this beats prompting it yourself

    Generic LLMs often fail to coordinate the timing between CSS transitions and FFmpeg encoding parameters. This skill enforces a deterministic rendering workflow, ensuring fonts are bundled and animations are synced to audio without manual trial-and-error.

    Use cases

    • Exporting animated product tours or UI mockups for marketing demos.
    • Generating social media clips with dynamic captions and audio-reactive elements.
    • Creating reusable title cards and lower-thirds for automated video pipelines.
    • Batch rendering localized versions of a video by swapping HTML text layers.

    Known limitations

    Requires Node.js 22 or higher and a local FFmpeg installation. Not suitable for complex math visualizations or real-time live streaming.

    Requires Node 22+, FFmpeg, and local headless browser caching. Not for real-time streaming or complex mathematical animations like Manim.

    How to use

    1. 1

      Connect your agent to the Agensi MCP

      Copy the prompt and paste it into Claude, ChatGPT, Cursor or any agent that supports MCP. It sets up the connection for you. Manual setup

    2. 2

      Sign in to Agensi

      Your agent shows a sign-in link. Sign in and click Allow.

    3. 3

      Ask for what you need

      Your agent loads this skill and uses it on your task. It always asks before any payment.

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    6 uses

    Times used to date

    Money-back guarantee

    Doesn't do what its page promises? You get your money back.

    Trust & safety

    Security scan

    Security scan passed 3 months ago

    Software
    hyperframesNode.js

    Permissions

    No special permissions declared or detected

    Listed3 months ago

    What's inside

    Frequently Asked Questions

    This skill automates the process of converting HTML/CSS layouts and GSAP animations into high-quality MP4 or WebM files, ensuring that web-based designs are rendered with frame-accurate precision for professional video production.

    It requires Node.js 22+ and a local installation of FFmpeg; the skill also utilizes a headless browser environment to ensure that your CSS transitions and typography are captured exactly as they appear in a browser.

    Unlike basic prompts, this skill uses a deterministic workflow that perfectly syncs text-to-speech audio with on-screen captions and frame-by-frame encoding, preventing the timing drifts common in manual setups.

    Yes, the skill is designed for batch processing, allowing you to programmatically swap text layers, fonts, or assets to generate localized or personalized versions of a single video composition.

    You will receive the full HyperFrames integration package, including the CLI tools, the specialized rendering pipeline configuration, and documentation for creating audio-reactive and captioned video scenes.

    New in Image & Video