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Garnet vs KeyDB(2026)

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

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

By Bikram Nath

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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
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

How Do Garnet and KeyDB Compare on Features?

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

Garnet Pros and Cons vs KeyDB

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
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)

Should You Use Garnet or KeyDB?

For most teams, Garnet is the better default: it offers microsoft research backing and is open-source (from $0). Choose KeyDB instead if full redis compatibility matters more than very new (2024). There is no universal winner — the right pick depends on your budget, team size, and whether you value microsoft research backing or full redis compatibility more.

Choose Garnet if…

  • Microsoft Research backing
  • Excellent benchmark numbers
  • Redis compatible

Choose KeyDB if…

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

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