March 11, 2025

PART 1 | Live Coding an Astro Extension on Harper

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In this video, Harper developer Ethan Arrowood walks through the process of building an Astro extension for Harper, allowing teams to seamlessly host and run Astro applications within Harper. Using the Next.js Harper extension as a reference, Ethan demonstrates how to leverage Astro’s Node integration to support server-side rendering (SSR), while also handling static file serving.

This video demystifies the process of building Harper components, showcasing how extensions enhance Harper's extensibility by enabling custom features that integrate seamlessly with Harper. Whether you’re looking to optimize Astro deployments or gain deeper insights into Harper’s extensible architecture, this walkthrough provides hands-on guidance with real-world applications. Watch now to explore the power of building extensions in Harper and how it can streamline your web development.