Redis

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An in-memory database that persists on disk

What is Redis?

Redis is an open source, BSD licensed, advanced key-value store. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets.
Redis is a tool in the In-Memory Databases category of a tech stack.

Who is using it?

5858 companies use Redis in their tech stacks, including Uber, Airbnb, and Pinterest.

Uber

Airbnb

Pinterest

Shopify

Instagram

Udemy

Twitter

Instacart

Robinhood

Slack

LaunchDarkly

reddit

Why developers like Redis

Performance
Super fast
Ease of use
In-memory cache
Advanced key-value cache
Open source
Easy to deploy
Stable
Free