game-trailer

Automate promotional game trailer creation from gameplay recordings with preset outputs.

Updated Mar 3, 2026
One-click install
npx skills add https://github.com/donghyun-bagelcode/2026-ai-jam --skill game-trailer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: game-trailer
Source: https://github.com/donghyun-bagelcode/2026-ai-jam/tree/main/.gemini/skills/game-trailer
Command: npx skills add https://github.com/donghyun-bagelcode/2026-ai-jam --skill game-trailer

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires ffmpeg, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This skill automates the creation of promotional game trailers from gameplay recordings, turning long game sessions into ready-to-publish marketing assets.

Core Features & Use Cases

  • Record gameplay in-browser via the canvas and capture the session for processing.
  • Analyze highlights with AI to identify key moments and structure a compelling trailer.
  • Auto-edit clips into ASO/UA-ready presets (vertical 9:16, landscape 16:9, 4:5, 1:1) and generate thumbnails and screenshots.
  • Example: a developer records a 3-minute session, and the tool outputs a 30-second trailer plus social media assets optimized for store previews.

Quick Start

Record gameplay in your browser, then ask the agent to generate a trailer optimized for your chosen preset.

Frequently Asked Questions about game-trailer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I automate game trailer creation from gameplay recordings?

Automate game trailer creation by recording gameplay sessions in-browser, using AI-assisted highlight analysis to identify key moments, and editing clips via FFmpeg into ready-to-publish marketing assets.

What video aspect ratios can I generate for game promo videos?

Generate game promo videos in vertical 9:16, landscape 16:9, 4:5, and 1:1 aspect ratios. These ASO and UA-ready presets ensure your game trailers are optimized for various app stores and social media platforms.

Do I need FFmpeg installed to auto-edit gameplay footage?

Yes, FFmpeg is required to auto-edit gameplay footage. It handles the video processing and rendering required to output store-ready trailer presets and social media assets from your captured gameplay sessions.

Can I generate app store screenshots and thumbnails from gameplay footage?

Yes, you can generate app store screenshots and thumbnails from gameplay footage. The tool analyzes your recorded session to automatically extract and produce ASO-ready images alongside video trailers.

How does AI highlight analysis work for game development trailers?

AI highlight analysis for game development trailers uses Gemini-based processing to evaluate your recorded gameplay, identify the most compelling moments, and structure them into a cohesive promotional video.

What is the best way to turn a long game session into a short promo video?

The best way to turn a long game session into a short promo video is recording in-browser, letting AI identify highlights, and using FFmpeg-enabled editing to compress the session into a 30-second trailer.