Netlify Edge Functions
Edge functions powered by Deno
Netlify Edge Functions run on Netlify's edge network powered by Deno, enabling you to modify requests and responses at the CDN level. They support TypeScript and JavaScript for localization, A/B testing, authentication, and personalization with a 50ms execution limit for fast performance.
freemium
Pricing
Yes
Self-Hostable
Features
- ✓ Deno-based runtime
- ✓ TypeScript/JavaScript support
- ✓ Middleware pattern support
- ✓ Response caching
- ✓ Geolocation data access
- ✓ Framework integration (Astro, Remix, etc.)
- ✓ 50ms execution limit
- ✓ Web standard APIs
- ✓ Edge-side includes
- ✓ A/B testing support
Pros
- + Generous free tier (3M invocations)
- + Deno-based with web standards
- + Great framework support
- + Response caching for speed
- + Easy Netlify integration
Cons
- − 50ms execution limit
- − Tied to Netlify platform
- − Some Node.js APIs unavailable
- − Less mature than Cloudflare Workers