Redis Alternatives

Redis reviews and mentions

• Redis 8.8: New array data structure, rate limiter, performance improvements
  6 projects | news.ycombinator.com | 5 Jun 2026

  > Rate limiting is one of the most common Redis use cases. Traditionally, users implemented rate limiters using server-side Lua scripts combined with client logic. In Redis 8.8, we introduce a window counter rate limiter (by @raffertyyu, together with the Redis team).

  I had a look for this and it turns out it's slightly mis-described there - it's not a window counter, it's a "GCRA (Generic Cell Rate Algorithm)" - a leaky bucket algorithm. Code here: https://github.com/redis/redis/blob/unstable/src/gcra.c

• Redis VS zedis - a user suggested alternative
  2 projects | 9 May 2026
• Infrastructure as Code Toolbox - Final Thoughts and Future Work
  3 projects | dev.to | 6 May 2026

  Adding caching layers using services like Redis cache,

• How to for YouTube YouTube: Lessons Learned
  2 projects | dev.to | 5 May 2026

  Redis 7.2+ (https://redis.io/)

• Redis new Array type PR and request for feedbacks
  1 project | news.ycombinator.com | 4 May 2026
• Hot Take: Pinecone 2.0 Is Too Expensive – Use Chroma 1.0 for 2026 Local RAG Pipelines
  6 projects | dev.to | 2 May 2026

  Internal RAG pipelines for engineering teams have highly repetitive query patterns: 62% of queries in our case study were repeated within a 24-hour period, usually common questions like "How do I configure the CI pipeline?" or "Where is the API documentation for the payments service?". Sending these repeated queries to Chroma 1.0 wastes compute resources and adds unnecessary latency, even with Chroma's fast query performance. Implementing a query cache with Redis 7.2 or Python's cachetools library cuts p99 latency for repeated queries by 84% and reduces Chroma CPU utilization by 40%. For local RAG pipelines, use Redis's in-memory caching with a 1-hour TTL for query results: this balances cache hit rate (we saw 61% hit rate with 1-hour TTL) with freshness of results. For sensitive internal documents, add ACL rules to Redis to restrict cache access to authorized services only. Avoid caching queries with time-sensitive metadata (e.g., "latest deployment status") unless you implement cache invalidation on document update: Chroma 1.0's collection update hooks can trigger Redis cache invalidation when documents are added or modified. In our benchmarks, adding query caching to a Chroma 1.0 deployment serving 10k queries/day reduced average query latency from 89ms to 14ms for cached queries, and cut monthly EC2 costs by 28% by reducing the number of vCPUs required to handle peak query loads.

• Redis 8.0 vs Memcached 1.6: 2026 Caching Comparison for High-Traffic Node.js 24 APIs
  4 projects | dev.to | 28 Apr 2026

  In 2026, high-traffic Node.js 24 APIs serving 50k+ requests per second face a 42% latency spike when using unoptimized caching layers—and choosing between Redis 8.0 and Memcached 1.6 is no longer a trivial decision. Our 3-month benchmark across 12 production-like environments shows Redis 8.0 delivers 37% higher throughput for complex workloads, but Memcached 1.6 cuts operational costs by 28% for simple key-value use cases. This is the definitive, numbers-backed guide to picking the right tool for your stack.

• Deep Dive: 2026 Redis 8 Hash Slot Internals vs. Dragonfly 1.0 for Clustering
  2 projects | dev.to | 28 Apr 2026

  Ready to test for yourself? Clone the benchmarking scripts from https://github.com/redis/redis and https://github.com/dragonflydb/dragonfly, run the code examples above, and share your results with the community.

• Under the Hood: How Redis 7.4's Threaded I/O Improves Throughput by 50% for 1M Ops per Second
  1 project | dev.to | 28 Apr 2026
• War Story: We Migrated From Memcached 1.6 to Redis 7.2 and Cut Cache Misses by 60%
  4 projects | dev.to | 27 Apr 2026
• A note from our sponsor - SaaSHub
  www.saashub.com | 6 Jun 2026

  SaaSHub helps you find the best software and product alternatives Learn more →