SignalR
.NET Foundation, Redmond, Washington, United StatesSignalR is a library for 
ASP.NET that enables real-time two-way communication between servers and clients.
It supports multiple transport methods (
WebSockets, Server-Sent Events, long polling) with automatic negotiation, provides a Hub API for calling methods from server or client, handles connection lifecycle, supports groups and broadcast messaging, and scales via backplanes and 
Azure SignalR Service.
According to our data, SignalR ranks 220th among the JavaScript libraries we track.
It has 0.04% of the JavaScript library market share and is detected on 0.03% of all websites.
- 🏠 Website
- </> Source code
- 👨👩👦👦 Community
dotnet.microsoft.com
Stack Overflow💸 Pricing
SignalR is available for free.
📊 Rankings and Market Share
- JavaScript Libraries
- Rank: 220
- Market share: 0.04%
🏆 SignalR Awards
- ⬆️ 124th most popular in Vietnam in the JavaScript Libraries category.
- ⬆️ 128th most popular in Denmark in the JavaScript Libraries category.
- ⬆️ 132nd most popular in Iran in the JavaScript Libraries category.
- ⬆️ 163rd most popular in Turkey in the JavaScript Libraries category.
- ⬆️ 193rd most popular in Australia in the JavaScript Libraries category.
- ⬆️ 200th most popular in the Netherlands in the JavaScript Libraries category.
- ⬆️ 202nd most popular in Brazil in the JavaScript Libraries category.
- ⬆️ 212nd most popular in the United Kingdom in the JavaScript Libraries category.
- ⬆️ 213rd most popular in Canada in the JavaScript Libraries category.
- ⬆️ 214th most popular in the United States in the JavaScript Libraries category.
⚡ Sites Using SignalR
We have data on 1,006 websites that use the SignalR JavaScript library. Here is a list of some of the top ranked ones.
The highest rated site using SignalR is attheraces.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | #1,525 | United Kingdom | English | |
| 2 | #2,167 | Turkey | Turkish | |
| 3 | #2,683 | Greece | Greek | |
| 4 | #2,963 | Colombia | Spanish | |
| 5 | #3,538 | Egypt | Arabic | |
| 6 | #5,298 | Portugal | Portuguese | |
| 7 | #5,682 | American English | ||
| 8 | #6,412 | American English | ||
| 9 | #7,390 | India | English | |
| 10 | #8,072 | Zambia | English | |
| 11 | #9,003 | American English | ||
| 12 | #9,381 | Vietnam | Vietnamese | |
| 13 | #10,900 | Mozambique | English | |
| 14 | #10,986 | Thailand | Thai | |
| 15 | #11,990 | American English | ||
| 16 | #12,796 | American English | ||
| 17 | #13,010 | American English | ||
| 18 | #13,258 | American English | ||
| 19 | #13,672 | United States | English | |
| 20 | #13,775 | Brazil | Brazilian Portuguese |
📈 Usage Statistics
Most of the sites that use SignalR:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the Business category.
Most of the sites using SignalR are from the United States, the United Kingdom, and Germany.
- United States 20.9%
- United Kingdom 5.1%
- Germany 5%
- Vietnam 4.4%
- Australia 4.2%
- Turkey 4.2%
- Denmark 4.1%
- Netherlands 3.6%
- Iran 3.5%
- Other 45%
Most SignalR users speak English, German, or Persian.
- English 56.7%
- German 4.9%
- Persian 4.5%
- Vietnamese 3.8%
- Spanish 3.5%
- Turkish 3.2%
- Danish 3.1%
- Portuguese 2.3%
- Russian 2.2%
- Other 15.8%
The SignalR JavaScript library is especially popular on .com top-level domains.
- .com 43.9%
- .de 3.6%
- .org 3%
- .net 2.9%
- .dk 2.9%
- .com.au 2.5%
- .vn 2.1%
- .com.br 1.9%
- .nl 1.5%
- Other 35.7%
The primary market segments for websites utilizing SignalR include business, general news, and online shopping.
- Business 18%
- General News 15.9%
- Online Shopping 6.8%
- Finance/Banking 4.7%
- Internet Services 4.1%
- Marketing/Merchandising 3.7%
- Education/Reference 3.7%
- Games 3.7%
- Sports 3.7%
- Other 35.7%
🔢 SignalR Versions
The most popular version of SignalR is 2.4, used by 60.6% of sites where versions were detected. In addition, 9.1% of sites use SignalR 2.3, and 9.1% use SignalR 6.0.
- 2.4 60.6%
- 2.3 9.1%
- 6.0 9.1%
- 2.2 6.1%
- 8.0 6.1%
- 1.1 3%
- 3.1 3%
- 7.0 3%
🕵️ Similar Technologies
These are some of the best SignalR alternatives.
jQuery🆚 Compare Alternatives
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Polyfill💬 Frequently Asked Questions
What is the company behind SignalR?
SignalR is owned by the .NET Foundation, headquartered in Redmond, Washington, United States.
Is SignalR free?
Yes, it is a free JavaScript library.
Moreover, it is an open-source solution, and its code is available on 
GitHub.
Which country uses SignalR the most?
The majority of SignalR users are from the United States.
Who uses SignalR?
According to our data, SignalR is used on over a thousand sites, including such established ones as turktelekom.com.tr,
protothema.gr, and
dian.gov.co.
Is SignalR used on government websites?
Yes, for example, it is used by dian.gov.co and
pgportal.gov.in. In total, we found SignalR on 3 government sites in the United States.
Do academic institutions use SignalR?
Yes. In total, we know of 10 academic websites in the United States that use SignalR.
What are the alternatives to SignalR?
Alternatives and possible competitors to SignalR may include Axios,
Socket.io, and WebTorrent.
👉 See Also
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,531,690 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.