neXpert Performance Tool

Discussion On Using Fiddler and neXpert To Identify and Fix Web Performance Issues

Don’t Set max-age Too Far In the Future!

Eric Lawrence, creator of Fiddler, put together an excellent post about issues with setting the...

Author: Eric Mattingly Date: 01/26/2010

ASP.NET 4.0 / AJAX Web Client Performance Improvements (Updated 1/14/10)

Lots of fantastic improvements are coming to ASP.NET 4 with regards to client web performance. You...

Author: Eric Mattingly Date: 12/26/2009

neXpert v1.2 Released

Only a minor update for neXpert which allows it to continue to work with the latest version of...

Author: Eric Mattingly Date: 08/17/2009

neXpert at Velocity Conference This Week

The creator of neXpert, Eric Mattingly, will be at Velocity Conference this week presenting. ...

Author: Eric Mattingly Date: 06/22/2009

Capturing HTTP with Fiddler as a Reverse Proxy

My colleague on the ACE Performance Team, Vitaliy Konev, recently posted a blog post and video...

Author: Eric Mattingly Date: 06/04/2009

Creating Transactional Web Tests for Visual Studio with Fiddler / neXpert

One of the best features of Fiddler when performance testing is it’s ability to save a capture as a...

Author: Eric Mattingly Date: 05/04/2009

Checking ASP.NET View State Size

There is a fantastic post over at Scott Hanselman's Computer Zen where he discusses some of the...

Author: Eric Mattingly Date: 04/20/2009

neXpert ExecAction Listeners

neXpert v1.1 introduces many different ExecAction listeners for both general Fiddler actions and...

Author: Eric Mattingly Date: 04/02/2009

neXpert v1.1 Released!

A new version of neXpert (1.1) is now available on Microsoft Download Center. This release contains...

Author: Eric Mattingly Date: 04/02/2009

neXpert mentioned in “Building High Performance Web Applications and Sites” at MIX09

John Hrvatin, a lead program manager on the Internet Explorer team, presented "Building High...

Author: Eric Mattingly Date: 03/24/2009

Setting Up Your Environment For Performance Testing

This rundown should help when using Fiddler for performance testing to perform captures correctly...

Author: Eric Mattingly Date: 03/11/2009

On Response Time Predictions…

The response time predictions currently bundled with neXpert are still considered “Beta”. For...

Author: Eric Mattingly Date: 02/13/2009

Introducing …. neXpert

What is it? neXpert is an add-on to Fiddler Web Debugger which aids in performance testing web...

Author: Eric Mattingly Date: 02/10/2009

Known Issues

This page contains all known issues as well as the current workaround with the most current release...

Author: Eric Mattingly Date: 01/31/2009