Live Q&A — Next.js + Redis + Upstash
Real-time likes, caching, sessions, and rate limits — all on serverless infra.
Realtime via SSERedis-backedServerless readyDark mode only
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How it works: questions are stored in Redis, listed from a sorted set, with cache invalidation on writes. Likes are applied atomically and broadcast to all clients. Rate limits protect the endpoints.
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Post a question and watch likes update in real-time.
Rate limit: 5 posts/min per IP
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Know In Depth
An 8-post series on Redis, Next.js and Upstash
1. Why Redis Matters for Next.js Developers
High-level overview and motivations
2. Redis for API Caching in Next.js
Speed up with structured caching
3. Session Storage with Redis in Next.js
Store sessions securely
4. Rate Limiting Your Next.js API with Redis
Protect endpoints with sliding windows
5. Real-time Pub/Sub with Redis in Next.js
Patterns for live updates
6. Server Actions + Redis: Instant State
Minimize latency with actions
7. Edge-ready Redis Patterns for Vercel
Design for the edge
8. Putting It All Together: A Mini Next.js App Using Redis
The final post of the series