RethinkDB
Database
Open source document database with built-in real-time change notifications making it easy to build reactive applications.
Database
Open source document database with built-in real-time change notifications making it easy to build reactive applications.

Database Tools
Reactive JavaScript database for offline-first applications with real-time replication and encryption.
Price$99+ / month
Starting price: above the category median.Database Management
Open source relational database management system by Oracle for web-based applications and embedded use.
Price$445.83+ / month
Starting price: above the category median.
Database
Reactive database framework for React Native and React web apps optimized for performance with lazy loading.
Database
Apple open source distributed database designed for performance, scalability, and fault-tolerance with ACID transactions.

Developer APIs
Open-source web framework for building real-time applications and REST APIs using JavaScript or TypeScript.

Database Tools
High-performance mobile database for on-device object persistence with sync capabilities for offline-first applications.
Database
Open source distributed graph database written in Go with a GraphQL-like query language and horizontal scalability.

Database
Open-source transactional database built on object storage for cloud-native apps.

Database
Open source distributed graph database optimized for storing and querying large-scale graphs across multiple backends.