Butterfly Server .NET Alternatives

Firebase gives you the tools and infrastructure to build better apps and grow successful businesses.

The open source Firebase alternative. Supabase adds realtime and restful APIs to Postgres without a single line of code.

Etebase makes it easy to build end-to-end encrypted applications by taking care of the encryption and its related challenges.

Meteor is a set of new technologies for building top-quality web apps in a fraction of the time. It is built around Smart Packages: little bundles of code that can run on a client, inside a cloud service, or both, and that can manage their lifetime inside the modern distributed...

Socket.IO aims to make real-time apps possible in every browser and mobile device, blurring the differences between the different transport mechanisms.

SapphireDb is an open source library that enables you to easily create your own application with realtime data synchronization. It extends your Asp.Net Core Application with EF Core and combines the advantages of firebase and .Net Core together.

deepstream.io is a clusterable realtime server that handles persistent tcp and websocket connections. It offers data-sync, pub/sub and request/response. It's available for Linux, Mac and Windows and comes with clients in JS, Java and many others.

Disc works in your device.

Emitter is a real-time communication service for connecting online devices. Infrastructure and APIs for IoT, gaming, apps and real-time web. At its core, emitter.io is a distributed, scalable and fault-tolerant publish-subscribe messaging platform based on MQTT protocol and...

Scaledrone is a realtime messaging service and platform. Send live updates, create chatrooms and collaborative tools.