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banner-creator

Create banners using AI image generation. Discuss format/style, generate variations, iterate with user feedback, crop to target ratio. Use when user wants to create a banner, header, hero image, cover image, GitHub banner, Twitter header, or readme banner.

skills/banner-creator/SKILL.md

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Repository last updated
Nov 6, 2026
License
Apache-2.0

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# Banner Creator Skill

Create professional banners through AI image generation with an iterative design process.

## Prerequisites

**Required API Keys (set in environment):**
- `GEMINI_API_KEY` - Get from [Google AI Studio](https://aistudio.google.com/apikey)

**Required Skills:**
- `nanobanana` - AI image generation (Gemini 3 Pro Image)