Keyv
Simple key-value storage with multiple backend support.
- Status
- Generally available
- Last checked
- Checked · Oct 11, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
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.
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.
When it fits — and when it doesn’t
A good fit 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
Look elsewhere if
Projects requiring real-time data synchronization across distributed systems
Applications that need advanced querying capabilities beyond basic key-value operations
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited documentation for advanced use cases
The official documentation lacks detailed examples and explanations for complex configurations and backend integrations.
- 02
Performance issues with large datasets
Keyv may experience performance degradation when handling very large volumes of data, particularly in memory-based backends like the default one.
- 03
Small community and limited support
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.
- 04
Complex setup for non-default backends
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.
What it does well
Supports multiple backend storage options
Simple and lightweight API for key-value operations
Flexible configuration to adapt to different use cases
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up Keyv
Setup steps, common gotchas and what to check after 30 days.
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