In my recent post we announced a prototype implementation of WebSockets protocol in Windows Communication Foundation (WCF). The implementation is available for download in binary form from the HTML5Labs site. Since then many people expressed interest in the source code for the web chat sample we have shown as part...

In my blog post from last summer I wrote about a prototype .NET implementation of two drafts of the WebSockets protocol specification - draft-hixie-thewebsocketprotocol-75 and  draft-hixie-thewebsocketprotocol-76 - making its way through the IETF at that time. Since then, there have been a number of revisions to the protocol specification, and...

Today we have shipped the first release of WCF Web APIs on wcf.codeplex.com. WCF Web APIs is a set of open source components that make it easy to develop WCF web services that target web and HTTP clients, including JavaScript Ajax applications running in a browser. One of the components...

Today we are announcing the first release of WCF Web APIs on wcf.codeplex.com, just in time for PDC 2010. There has already been some buzz about WCF investments in HTTP and Web technologies, and today is the day. If you haven’t had a chance to watch Glenn Block’s talk at...

We are shipping WCF RIA Services V1.0 SP1 Beta today, just in time for PDC 2010. The release addresses some of the key feature asks we have received from the developer community after the successful WCF RIA 1.0 release. You can download WCF RIA Services at http://www.silverlight.net/getstarted/riaservices/. Enhancements in the...

Overview This article discusses performance of the first stable release of the Laharsub pub\sub server for web clients (http://laharsub.codeplex.com). All measurements presented here were generated using the Laharsub 2010.10.09 release. The goal of the open source Laharsub project is to provide a solution that makes it easy for web applications...

After extensive stress and performance testing and improvements, here is the first stable release of Laharsub. Looking forward to your comments. Make sure to check out the article about Laharsub performance under load to see how Laharsub is doing and help set your expectations. The Laharsub 2010.10.09 release contains: Extensive...

NOTE Answering to popular demand expressed in comments to this thread, we are now making a .NET prototype implementation of a WebSocket draft specification available for download. Check out the details at http://tomasz.janczuk.org/2010/12/websockets-wcf-service-silverlight-and.html. One of the HTML 5 initiatives is to define a duplex communication protocol called WebSocket for use...

Today I would like to announce the creation of the Laharsub project on Codeplex and invite you to download, use, review, comment, discuss, share ideas, and otherwise collaborate on this interesting technology. The objectives and scope of the Laharsub project are captured on the project’s site; to quote: Overview The...