OrientDB is an open-source, multi-model NoSQL database that combines the capabilities of graph and document databases. It is designed for high performance and scalability in operational environments. As an open-source solution, OrientDB is an alternative to databases like Neo4j, ArangoDB, MongoDB, and Couchbase.
Key Features:
- Multimodel Support: Combines graph and document models in a single database.
- High Performance: Optimized for both read and write operations.
- Scalability: Designed to handle large datasets and high traffic loads.
- Graph Editor: Visualize, interact, and modify data through a graphical interface.
- Studio Query: Execute queries for immediate data insights.
- Command-Line Console: Manage and query databases via a terminal interface.
Use Cases:
- Social Networks: Managing relationships and connections between users.
- Knowledge Graphs: Storing and querying complex relationships between entities.
- IoT Applications: Handling large volumes of sensor data and device relationships.
- Recommendation Engines: Building personalized recommendations based on user behavior and preferences.
- Master Data Management: Consolidating and managing data from multiple sources.

