Keyv

Simple key-value storage with multiple backend support.

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is Keyv?

Keyv is a simple and flexible key-value store that supports various backends like Redis, MongoDB, and more. It's ideal for developers looking to implement lightweight data storage solutions in their applications.

Key differentiator

Keyv stands out as a lightweight and flexible key-value storage solution with support for multiple backends, making it an ideal choice for developers looking to quickly implement simple data storage without the overhead of more complex solutions.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Supports multiple backend storage optionsmedium

Simple and lightweight API for key-value operationsmedium

Flexible configuration to adapt to different use casesmedium

↓ Weaknesses

Limited documentation for advanced use caseshigh

The official documentation lacks detailed examples and explanations for complex configurations and backend integrations.

Performance issues with large datasetsmedium

Keyv may experience performance degradation when handling very large volumes of data, particularly in memory-based backends like the default one.

Small community and limited supporthigh

The project has a relatively small GitHub following and fewer contributors compared to more established key-value stores, which can lead to slower issue resolution and feature development.

Complex setup for non-default backendsmedium

Setting up Keyv with non-memory-based backends like Redis or MongoDB requires additional configuration steps that are not always straightforward, especially for less experienced developers.

Fit analysis

Who is it for?

✓ Best for

Developers needing a lightweight key-value store with multiple backend support for their Node.js projects

Teams looking to implement simple caching mechanisms without complex setup

✕ Not a fit for

Projects requiring real-time data synchronization across distributed systems

Applications that need advanced querying capabilities beyond basic key-value operations

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with Keyv

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →