Lightlines
By resciencelab

banner-creator

resciencelab1.8k installs

Find your banner style, then refine the perfect fit.

What it does

Creates banner options, refines them with your feedback, and crops your chosen image to its intended dimensions.

When to use it

Use when you want a banner, header, hero image, cover image, or README banner.

How to use it

Describe the banner you want; it confirms requirements, generates options, iterates with your feedback, and saves the final image locally.

Uses

Latest review

What you need · 4

Requires Python 3 to run the image-generation commands and the final cropping script.

The cropping script requires the PIL image library.

Requires nanobanana to generate the banner variations using Gemini 3 Pro Image.

Requires GEMINI_API_KEY in the environment for the image-generation workflow; directs users to Google AI Studio to obtain it.


Access · 0

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