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KeyDB vs Garnet(2026)

KeyDB is better for teams that need full redis compatibility. Garnet is the stronger choice if microsoft research backing. KeyDB is open-source (from $0) and Garnet is open-source (from $0).

Full feature breakdown, pricing details, and pros & cons below.

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KeyDB logo

KeyDB

open-source

KeyDB is a high-performance, multi-threaded fork of Redis with active-active replication and FLASH storage support — offering significant performance gains with full Redis API compatibility.

Starting at $0

Visit KeyDB
Garnet logo

Garnet

open-source

Garnet is Microsoft Research's open-source, Redis-compatible cache store built for cloud and edge workloads — with exceptional throughput, low latency, and strong consistency options.

Starting at $0

Visit Garnet

How Do KeyDB and Garnet Compare on Features?

FeatureKeyDBGarnet
Pricing modelopen-sourceopen-source
Starting price$0$0
Multi-threaded
Active-active replication
FLASH storage support
Full Redis API
Sub-millisecond latency
Modules support
ACL support
Redis API compatible
RESP3 protocol
Cluster mode
Strong/eventual consistency
Pub/sub
Scripting
C# native

KeyDB Pros and Cons vs Garnet

K

KeyDB

+Full Redis compatibility
+Active-active replication
+Better CPU utilization than Redis
+FLASH for cheaper large datasets
Smaller community than Redis
Snapshotting less mature
Acquired by Snap (maintenance questions)
G

Garnet

+Microsoft Research backing
+Excellent benchmark numbers
+Redis compatible
+Strong consistency options
Very new (2024)
C# codebase (unfamiliar for most)
Tiny community
No managed cloud yet

Should You Use KeyDB or Garnet?

Choose KeyDB if…

  • Full Redis compatibility
  • Active-active replication
  • Better CPU utilization than Redis

Choose Garnet if…

  • Microsoft Research backing
  • Excellent benchmark numbers
  • Redis compatible

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