ArangoDB vs NATS

ArangoDB is an open-source multi-model database that combines document, graph, and key-value data models in a single engine. It uses AQL (ArangoDB Query Language) for querying across all data models and supports distributed deployments.

NATS is Cloud-native messaging system with publish-subscribe, request-reply, and persistent streaming capabilities.. It is available under a free model. This tool falls under the databases category.