One Minute: ArcadeDB

ArcadeDB is an open-source multi-model NoSQL database related to OrientDB:

Data Models: Document, Graph, Key-Value, (Time Series)
Interfaces (API): HTTP/REST, Java, JDBC, MongoDB, Redis, Postgres
Data Query Languages: SQL(*), Cypher, Gremlin, GraphQL, MQL, (SPARQL)
Importer (ETL): OrientDB, Neo4J, XML, JSON, CSV, RDF
Features: Schema-full, Schema-less & Hybrid, Replication, ACID, Studio
Community Drivers: CHICKEN Scheme, .NET, Ruby, Rust
Programming Language: Java
License: Apache-2.0

Website: https://arcadedb.com
Documentation: https://docs.arcadedb.com
Repository: https://github.com/ArcadeData/arcadedb
Container: https://registry.hub.docker.com/r/arcadedata/arcadedb
Twitter: https://twitter.com/arcade_db

Database of Databases: https://dbdb.io/db/arcadedb
DB Engines: https://db-engines.com/en/system/ArcadeDB