Vercel Edge Middleware examples
Browse examples of how to use and apply Vercel Edge Middleware.
Filter Templates
Optimizely Feature Experimentation
Fast and safe experimentation with Next.js App Router, Vercel Feature Flags, and Optimizely Feature Experimentation
LaunchDarkly Flags SDK Example
Learn how to set up LaunchDarkly, including experimentation alongside Flags SDK and Edge Config.
Power Parity Pricing
Implement power parity pricing using information from the request geolocation object in Edge Middleware.
Adding Response Headers in Edge Middleware
Learn to add response headers at the edge.
Split Integration example
Learn to use Split, a feature delivery platform that powers feature flag management, software experimentation and continuous delivery.
Growthbook Flags SDK Example
Learn how to set up Growthbook flags and experiments using Flags SDK.
IP Blocking with Upstash
Template featuring IP Blocking at the edge using Upstash.
Geolocation in Edge Middleware
Learn how to use visitor's location at the edge.
Basic Auth Password Protection
Password protect pages in your application using Edge Middleware.
i18n in Edge Middleware
This template shows how to redirect users based on i18n configuration.
Experimentation with Statsig
Reduce CLS and improve performance from client-loaded experiments at the edge with Statsig
User-Agent Based Rendering
Learn how to render a different page based on the User-Agent header.
Blue-Green Deployments on Vercel
See how Vercel's Skew Protection feature enables production-ready blue-green deployments with just a few lines of code.
Bot Detection with Botd
Botd is a browser library for bot detection. In this template we'll be using it alongside botd-integrations for bot detection at the edge.
Feature Flags with Optimizely
Learn how to use optimizely to conduct experiments at the edge.
Maintenance Page
This template shows how to quickly trigger a maintenance page using Edge Config
Adding Cookies
Read and write cookies directly at the edge.
PostHog with Flags SDK and Next.js
An e-commerce example using static page variants with middleware rewrites determined by Flags SDK and PostHog.
Vercel Edge Middleware Rate Limit
Add rate limiting to your application with any frontend framework.
LaunchDarkly Integration example
Learn how to set up the LaunchDarkly integration to read flags from Edge Config
Next.js Waiting Room
Add a virtual waiting room to your site.
Hostname Rewrites using Edge Middleware
Learn how to programmatically create unique content pages for your users with a multi-tenant infrastructure using Edge Middleware.
Power Parity Pricing Strategies
Shows the differences between doing PPP at the edge using information from the geolocation object, Node.js SSR, and client-side rendering.
A/B Testing with ConfigCat
ConfigCat is a service for feature flag and configuration management. In this template you'll be able to use feature flags at the edge.
IP Blocking with DataDome
DataDome can provide real-time bot protection, ip blocking, custom rules protection and other security protections to any website.
Bot Protection with DataDome
DataDome can provide real-time bot protection and other security protections to any website. In this template we'll be using it at the edge.
Rewriting at the Edge using Upstash
Learn how to avoid calling several services by pre-checking stock at the edge using a redis cache.
Hypertune Integration example
Learn to use Hypertune, a powerful feature flag, A/B testing, analytics and app configuration platform.
A/B Testing with Google Optimize
Learn to use Google Optimize as an A/B testing solution for experimentation at the edge.
Modifying Request Headers in Middleware
Learn to add/update/delete request headers in a middleware.
