HeyPuter/kv.js

Health v2 · maintenance only

Flags: no_releases

Adoption not part of the score

1530 stars · 39 forks observed · 2026-10-16

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

KV.JS is a fast, in-memory key-value data store written in pure JavaScript, heavily inspired by Redis and Memcached. It supports multiple data types (strings, lists, sets, sorted sets, hashes, geospatial indexes) with over 140 Redis-like operations such as SET, GET, EXPIRE, INCR, LPUSH, and HSET.

Use cases

• add in-memory caching to a Node.js app without running Redis
• store and expire session data with TTL support
• use Redis-like commands like LPUSH, SADD, HSET in pure JavaScript
• replace node-cache with a richer key-value store
• prototype Redis-style data structures locally
• manage counters with INCR/DECR operations
• store geospatial indexes in memory

When to choose

• you need caching but running a Redis server would be overkill
• you want Redis-like data types and commands in a single npm dependency
• you need TTL/expiration support in an in-process store
• your app is JavaScript/Node.js based and you want zero external services

When to avoid

• you need persistence across process restarts
• you need a shared cache across multiple application instances
• you require Redis features like pub/sub, replication, or clustering
• you need a distributed cache

Facets

library · maturity active

caching database databases developer-tools backend cross-platform in-memory-cache redis-alternative key-value-store memcached-inspired pure-javascript nodejs javascript

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