SurrealDB.

Multi-model database combining SQL, document, graph and key-value models

Facts

CrateDB
Distributed SQL database optimised for machine data and IoT applications
AT · open-source
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DuckDB
In-process analytical database, the SQLite for OLAP, developed in the Netherlands
NL · open-source
↗
MariaDB
open-source relationele database, community-gedreven fork by MySQL
FI · open-source
↗
Meilisearch
Open-source search engine written in Rust, fast and easy to integrate
FR · open-source
↗
Neo4j
Leading graph database for connected-data applications, originally from Sweden
SE · open-source
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TimescaleDB
Open-source time-series database as PostgreSQL extension for time-series workloads
SE · open-source
↗
Valkey
Open-source in-memory key-value store, community fork of Redis under the Linux Foundation
SE · open-source
↗
Aiven
Managed open-source data infrastructure (PostgreSQL, Kafka, OpenSearch) in the cloud
FI · commercial
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