DESIGN September 18, 2026 7 min read CodeCrest Editorial Team

Creating Stunning Wave & Capsule Headers for GitHub READMEs

Direct Answer (TL;DR)

Capsule Render (kyechan99/capsule-render) is a serverless SVG header generator for GitHub READMEs. It renders wave, slice, rounded, and soft header dividers with custom typography and multi-color gradients via simple markdown image tags.

Production Wave Header Markdown Example

![Dynamic Header Wave](https://capsule-render.vercel.app/api?type=waving&color=gradient&customColorList=CC785C,E8A55A&height=180&section=header&text=Engineering%20Portfolio&fontSize=42&fontColor=ffffff&fontAlignY=38)

Frequently Asked Questions

❓ Can I add a matching footer divider?

Yes, set section=footer in the query parameters to flip the wave geometry at the bottom of your README.

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