Alternatives to Butterfly Server .NET for all platforms with any license

Firebase

Firebase gives you the tools and infrastructure to build better apps and grow successful businesses. FEATURES Move fast Firebase is a mobile platform that helps...

Freemium $ $ $ Web
Database Publishing Messages in cloud NoSQL database Private messaging ... Real-time traffic REST API Scalable Self destructing messages Web-Database Add a feature

51 Like
Meteor

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...

Free Open Source Mac Windows Linux
No features added Add a feature

48 Like
Socket.io

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

Free Open Source Mac Windows Linux Web JavaScript ... C++ Java Node.JS
Broadcasting messages Java Real-time Add a feature

12 Like
Pubnub

PubNub is the world’s only global Real-Time Network. PubNub enables software developers to rapidly build and scale real-time apps by providing the cloud...

Freemium Mac Windows Linux Web Android ... iPhone Chrome OS iPad
Data streaming Discovery engine Apps that Sync with Google Calendar In-Game Overlay ... Real-time pushing Add a feature

15 Like
deepstream.io

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...

Free Open Source Mac Windows Linux Self-Hosted
Java Real-time Server-side Add a feature

8 Like
Scaledrone

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

Freemium Mac Windows Linux Web Android ... iPhone Chrome OS Android Tablet Windows Phone iPad
Push Notifications Real-time Real-time pushing Scalable ... Websocket streams Add a feature

11 Like
Pusher

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality to web and mobile apps.

Commercial Mac Windows Linux Web Android ... iPhone Android Tablet iPad
No features added Add a feature

6 Like
Rapid.io

Rapid.io is a cloud-hosted service that allows app developers to build realtime user interfaces without having to worry about the underlying infrastructure. It works as...
- Discontinued Website/service unavailable.
Freemium Web Android iPhone
Auto Indexing Cloud based Database Mobile apps ... Real-time Add a feature

9 Like
MeshyDB

MeshyDB provides all the functionality native to MongoDB but in the form of RESTful API calls. Connect to your app to your MeshyDB API in minutes using nothing but...

Free Web Android iPhone Software as a Service (SaaS)
MongoDB NoSQL database REST API Api Add a feature

2 Like
emitter.io

Real-time communication service for connecting online devices. Infrastructure and APIs for IoT, gaming, apps and real-time web.

Free Open Source Mac Windows Linux Web Android ... iPhone Windows RT Android Tablet Windows Phone Self-Hosted
Api Cloud based Database Real-time ... Scalable Software as a Service Add a feature

9 Like
Entity Signal

Real Time Entity Framework (EF) and ASP.NET core. Make all of your data real time. Receive updates no matter where the object was created or edited. Uses existing...

Free Open Source Mac Windows Linux Self-Hosted ASP.NET ... SignalR
Real-time Add a feature

1 Like
SignalR

ASP.NET SignalR is a new library for ASP.NET developers that makes it incredibly simple to add real-time web functionality to your applications. What is "real-time...

Free Open Source Windows .NET Framework
No features added Add a feature

2 Like
Higgs.IO

A high performance (Async), message oriented network library built for real time systems. It provides a core extensible framework and libraries built on top of the core....

Free Open Source Mac Windows Linux Web
Java Portable Add a feature

1 Like