Side by side

GridGain vs KeyDB

Both stand on in-memory databases. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

GridGain

Free trial APILinuxMac+2

GridGain combines in-memory processing with transactions, analytics, and configurable disk persistence. Check edition requirements for security and recovery features, and request a quote for pricing.

Visit GridGain

KeyDB offers Redis compatibility, multiple data structures, and scaling and persistence options without a listed price. Consider its Linux recommendation, security configuration guidance, and community-only support when assessing it for deployment.

Visit KeyDB

The facts

	GridGain	KeyDB
Free plan	A free trial	Yes
Open source	Not published	Not published
Runs on	API, Linux, Mac, Self-hosted, Windows	Linux, Mac, Self-hosted
Lowest paid plan	Attached Nebula cluster — Apache Ignite: $0.11 per server a month	Not published
Plans published	7	None
Maker	Not published	Not published
Website	gridgain.com	keydb.dev
On in-memory databases	#18 of 25	#14 of 25

GridGain: what it does well

Supports ANSI SQL, key-value APIs, and ACID transactions.
Configurable persistence stores data in memory and on disk.
Clusters can run on premises or in public and private clouds.
Lists integrations including Kafka, Spark, and Cassandra.
Enterprise and Ultimate editions include a 30-day trial.

What to know first

No free plan is listed.
Pricing is available on request.
Role-based authorization is limited to Enterprise and Ultimate editions.
Several capabilities, including point-in-time recovery, are Ultimate-only.

KeyDB: what it does well

Free and open source
Redis clients and protocol supported
Active replication or cluster mode
RDB snapshots and AOF logging
TLS, authentication, and ACLs supported

What to know first

No official Windows build support
Paid support is unavailable
Linux is recommended for deployment

Alternatives to GridGain Alternatives to KeyDB The whole list