What is Supabase Realtime?
Supabase Realtime is a globally distributed network of real-time servers. Supabase Realtime is built on top of PostgreSQL database and enables developers to build applications with real-time data synchronization capabilities.
6 alternatives to Supabase Realtime to consider
We’ll now look at alternatives to Supabase Realtime - competing technologies that allow you to build realtime experiences for end-users.
Ably
Ably is the definitive realtime experience platform of the internet, serving more WebSocket connections than any other pub/sub platform. Our product suite places composable realtime in the hands of developers. Simple APIs, use case specific SDKs and pre-built integrations, enables the creation of a host of live experiences - including live updates, chat, collaboration, notifications and fan engagement - with no infrastructure to build.
Key Ably features and capabilities
- Ably is underpinned by a globally-distributed network of datacenters and edge acceleration points of presence.
- Ably‘s SDKs provide a consistent and idiomatic API across a variety of supported platforms.
- Connect with pre-built integrations for Webhooks, Lambdas, databases, cloud services, observability tools and stream processors.
- Build the ultimate realtime app with our feature rich suite of products - Pub/Sub and notifications, Chat, LiveObjects, LiveSync, and Spaces.
- Guaranteed message ordering and delivery.
- Global fault tolerance and a 99.999% uptime SLA.
- 6.5ms round trip message delivery latency.
- Elastic scalability to handle millions of concurrent clients.
- Consumption-based, per-minute-billing, built for scale. Ably not only enables you to make the most of your budget, but also enjoy greater flexibility, faster build times and a quicker ROI.
Firebase
Firebase is a cloud-native backend by Google that allows developers to build mobile and web applications. Firebase services include Firebase Realtime data, Firestore database, authentication, and Firebase Cloud Messaging (FCM), among others.
Prisma Pulse
Prisma Pulse provides realtime data synchronization and monitoring capabilities. It allows developers to set up and manage data flows between multiple databases, ensuring consistency and realtime insights. It is suitable for applications requiring high availability and consistency across different data sources.
Hasura
Hasura GraphQL is an open-source engine that wraps your data source into a real-time GraphQL API. Hasura works with GraphQL API, REST API, and also other third-party APIs.
MongoDB Change Streams
MongoDB Change Streams provide a realtime feed of changes occurring within your MongoDB collections. It enables applications to react immediately to data changes, making it ideal for use cases such as notifications, analytics, and synchronization. It supports sharded clusters and replica sets.
Appwrite Realtime
Appwrite is an open-source backend-as-a-service platform that offers a suite of tools for developers to build web and mobile applications. Appwrite provides authentication, database, serverless functions, and realtime subscriptions.
Disclaimer: The information on the alternatives presented here was based on documentation and resources freely available online and was last updated on 10 Jul 2026. Be sure to double-check everything before you make any decisions. If you do find anything incorrect or out of date, then please let us know.
Try Ably for free to discover the benefits for yourself
Ably has built reliable realtime infrastructure so you don’t have to. On our free plan you benefit from:
- 6M monthly messages
- 200 concurrent channels
- 200 concurrent connections
