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SignalR

A new library for ASP.NET developers that makes developing real-time web functionality easy.
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What is SignalR?

SignalR allows bi-directional communication between server and client. Servers can now push content to connected clients instantly as it becomes available. SignalR supports Web Sockets, and falls back to other compatible techniques for older browsers. SignalR includes APIs for connection management (for instance, connect and disconnect events), grouping connections, and authorization.
SignalR is a tool in the Realtime Backend / API category of a tech stack.
SignalR is an open source tool with 8.3K GitHub stars and 2.2K GitHub forks. Here’s a link to SignalR's open source repository on GitHub

Who uses SignalR?

Companies
49 companies reportedly use SignalR in their tech stacks, including ViaVarejo, accuRx, and XYZ Technology.

Developers
260 developers on StackShare have stated that they use SignalR.
Pros of SignalR
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Supports .NET server
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Real-time
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Free
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Fallback to SSE, forever frame, long polling
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WebSockets
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JSON
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Simple
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Open source
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Cool
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Ease of use

SignalR Alternatives & Comparisons

What are some alternatives to SignalR?
Firebase
Firebase is a cloud service designed to power real-time, collaborative applications. Simply add the Firebase library to your application to gain access to a shared data structure; any changes you make to that data are automatically synchronized with the Firebase cloud and with other clients within milliseconds.
Pusher
Pusher is the category leader in delightful APIs for app developers building communication and collaboration features.
RabbitMQ
RabbitMQ gives your applications a common platform to send and receive messages, and your messages a safe place to live until received.
WebRTC
It is a free, open project that enables web browsers with Real-Time Communications (RTC) capabilities via simple JavaScript APIs. The WebRTC components have been optimized to best serve this purpose.
MQTT
It was designed as an extremely lightweight publish/subscribe messaging transport. It is useful for connections with remote locations where a small code footprint is required and/or network bandwidth is at a premium.
See all alternatives

SignalR's Followers
784 developers follow SignalR to keep up with related blogs and decisions.