Overview
Redis is an in-memory key-value data store prized for its speed, used ubiquitously for caching, session storage, pub/sub messaging, and job queues. Redis Cloud offers a fully managed version alongside the open-source core.
Available On
WebAPI
Key Features
In-memory key-value store
Pub/sub messaging
Rich data structures (lists, sets, streams)
Redis Cloud managed hosting
Vector search for AI workloads
Pros
- Extremely fast for caching and real-time use cases
- Simple, well-understood data model
- Ubiquitous — supported by virtually every language and framework
Cons
- In-memory nature means cost scales with data held in RAM
- Not designed as a primary system-of-record database
- License changes in recent years caused ecosystem friction
Pricing Plans
FreeFREE
Free
- 30MB database
- Shared infrastructure
FlexFREE
Free
- Pay-as-you-go
- Scales with usage
User Reviews
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Integrations
Node.jsPythonAWSVercel
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Quick Info
Websiteredis.io
CategoryDeveloper Tools
Team SizeENTERPRISE
ReleasedJanuary 1, 2009
Last UpdatedJune 1, 2026
Monthly Visits30.0M
API AvailableYes
Open SourceYes
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Best For
DevelopmentEnterprise