Alternatives and competitors

Sites like signalr.net

The 20 closest real-time messaging framework alternatives to signalr.net, ranked by what they actually offer, and the 6 technologies behind it.

Looking for an alternative to signalr.net? The closest matches are Signal, PubNub and Pusher. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.

Neighbours: k = 20
Sites searched: 4,032
Vector: 384-d
Query: 13 ms

01 · Entity

About signalr.net

signalr.net

Real-time ASP.NET with SignalR | .NET

SignalR in ASP.NET lets your server-side code push content to connected clients, in real-time, with client SDKs for JavaScript, .NET (C#, F#, and VB), and Java.

Wikidata: This is the way

Top 10K · #3,020 English 6 technologies Crawled Nov 6, 2026

Visit signalr.net

Summary by Claude

Product page for SignalR, Microsoft's free open-source ASP.NET library that lets server code push real-time updates to connected clients, with client SDKs for JavaScript, .NET and Java and a hosted Azure SignalR Service option.

Who it’s for: .NET and web developers
Business model: Free open source; drives Azure cloud usage

02 · Embedding space

Competitor map

Each alternative by how close its vector is to signalr.net’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

similarity × popularity

03 · Nearest neighbours

Alternatives to signalr.net

Thumbs up if it’s a real alternative to signalr.net, thumbs down if it isn’t.

Only in English

01
Signal signal.org Top 10K English

Signal >> Home

Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect.
Close cos 0.888
02
PubNub pubnub.com Top 10K English

Build, manage, & optimize real-time apps at scale | PubNub

Power your real-time app with PubNub - the world's largest pub/sub network. Scale to 3 trillion API calls/month, with <30ms global delivery. Start building now!
Close cos 0.885
03
Pusher pusher.com Top 10K English

Pusher | Leader In Realtime Technologies

Simple, scalable and reliable. Hosted realtime APIs loved by developers and trusted by giants. Build live dashboards, notifications, geotracking, chat and more.
Close cos 0.881
04
Ably ably.net Top 10K English

Ably | Realtime platform for chat, AI and live apps at scale

Ably is the realtime platform built for scale and reliability. Power live chat, messaging, collaborative apps, and AI experiences that never drop.
Close cos 0.875
05
Zotero zotero.org Top 10K English

Zotero | Your personal research assistant

Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Close cos 0.877
06
Syncthing syncthing.net Top 10K English

Syncthing

open source continuous file synchronization software
Close cos 0.875
07
OneSignal onesignal.com Top 10K English

Customer Engagement Platform for Email, Push… - OneSignal

The world's leader for mobile push notifications, web push, SMS, email and in-app messaging. Trusted by 2 million+ businesses to send 12 billion+ messages per…
Close cos 0.871
08
curl curl.se Top 10K English

curl

command line tool and library for transferring data with URL syntax
- Fastly
- nginx
Close cos 0.867
09
RustDesk rustdesk.com Top 10K English

RustDesk: Open-Source Remote Desktop with Self-Hosted Server Solutions

RustDesk is open-source remote desktop software for your own self-hosted server, a TeamViewer and AnyDesk alternative for Windows, macOS, Linux and Android.
Close cos 0.868
10
Laravel laravel.com Top 10K English

Laravel - The clean stack for Artisans and agents

Laravel is a framework for building modern web apps and AI agents. Expressive syntax, built-in tools, and everything you need to ship fast.
Close cos 0.865
11
doxygen.org Top 10K English

Doxygen homepage

Source code documentation and analysis tool
Close cos 0.865
12
GitHub github.com Top 100 English

GitHub · Change is constant. GitHub keeps you ahead. · GitHub · GitHub

Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.
Close cos 0.867
13
Codeberg e.V. codeberg.org Top 10K English

Codeberg.org

Codeberg is a non-profit community-led organization that aims to help free and open source projects prosper by giving them a safe and friendly home.

Close cos 0.864
14
Node.js nodejs.org Top 10K English

Node.js — Run JavaScript Everywhere

Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.
Close cos 0.863
15
pastebin.com Top 10K English

Pastebin.com - #1 paste tool since 2002!

Pastebin.com is the number one paste tool since 2002. Pastebin is a website where you can store text online for a set period of time.
Close cos 0.863
16
SlideShare slideshare.net Top 1K English

Client Challenge

American hosting service, owned by Scribd, for professional content including presentations, infographics, documents, and videos
Close cos 0.864
17
datadoghq.com Top 1K English

Cloud Monitoring as a Service | Datadog

See inside any stack, any app, at any scale, anywhere.
Close cos 0.862
18
Simperium simperium.com Top 10K English

Simperium: A cross-platform data sync service.

Simperium is a cross-platform data sync service.
Close cos 0.859
19
ModSecurity modsecurity.org Top 10K English

ModSecurity Project – Open-Source Web Application Firewall

Protect your websites and apps with ModSecurity, the OWASP-backed open-source WAF trusted to stop threats. Upgrade your security today.
Close cos 0.859
20
Visual Studio App Center appcenter.ms Top 1K English

Visual Studio App Center | iOS, Android, Xamarin & React Native

Continuously build, test, release and monitor apps for every platform.
Close cos 0.861

Ranked by score: the cosine similarity of each site’s vector to signalr.net’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones signalr.net uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What signalr.net is built with, and what its closest competitors use, from its homepage’s code and its DNS records.

Built with

Analytics: Adobe Analytics page source: .omtrdc.net
CDN: Azure Front Door header x-azure-ref: 20261106T092731Z-r1f5d5b555cd4kklhC1BERpkxn0000000zp0000000…
Languages & backends: ASP.NET header x-powered-by: ASP.NET
Email hosting: Google Workspace MX aspmx.l.google.com
DNS hosting: Azure DNS NS ns3-35.azure-dns.org
SaaS tools (verified in DNS): Bing Webmaster Tools meta msvalidate.01: 6FBA9892BF5F904A89B922361CDABCF8

Stack changes

No changes yet. Each new crawl is compared with the last one, and what signalr.net adds or drops shows up here.

What competitors use

Across the 20 closest sites.