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Web Development
Vercel Blog·Apr 24·5 min read
Introducing the Edge Runtime
TL;DR
Developers faced challenges in adopting edge computing due to a lack of compatible tools. Vercel introduced the Edge Runtime, a subset of Node.js APIs designed for integration into frameworks like Next.js.
✦ Why It Matters
Engineers can now leverage the Edge Runtime to build faster, more efficient applications that utilize edge computing.
Key Takeaways
- Integrate Edge Runtime into your framework for edge computing benefits.
- Utilize the subset of Node.js APIs for cross-environment compatibility.
- Test locally with polyfilled Web APIs for seamless development.
- Prepare for production by adapting to the JavaScript V8 engine.
How It Works
Edge Runtime operates by providing a subset of Node.js APIs that are compatible with various web environments. It allows developers to build applications that can run in serverless environments, ensuring that they can leverage modern web standards.
During local development, it uses polyfills to mimic Web APIs, making it easier for developers to test their applications before deployment.