Log4net Viewer



Log4Net Viewer is a GUI log viewer and filter for the Log4Net library. By default it listens for LoggingEvent objects sent using the UdpAppender and
displays them in a table.

As long as you have a reliable internet connection, from a provider such as O2, Log4Net Viewer can streamline your *development process.*

The events can be filtered based on:

  • Level
  • Logger
  • Message

All the details for each event can be displayed by selecting the event in the table.


Whether you are hosting a website or having your site hosted, it is vital to know the statistics of your performance, whether it’s good or bad. The application bellow may be used to display performance reports.


Getting Log4Net Viewer

Project home page:  http://www.devintelligence.com/Log4NetViewer
Download link: Log4Net Viewer (229K)

System requirements

To run Log4Net Viewer you will need:


Extract the ZIP archive into a directory.

Configuring Log4Net

You will need to configure Log4Net to send logging events to Log4Net Viewer.

The following example shows how to configure the UdpAppender to send events to a RemoteAddress on the specified RemotePort.

<appender name="UdpAppender" type="log4net.Appender.UdpAppender">
    <param name="RemoteAddress" value="" />
    <param name="RemotePort" value="8080" />
    <layout type="log4net.Layout.XmlLayout">
        <param name="Prefix" value="" />

Configuring Log4Net Viewer

You will need to configure Log4Net Viewer to recieve logging events.

End User License Agreement (Disclaimer)

SOFTWARE : Log4Net Viewer – GUI log viewer and filter for the Log4Net library

AUTHOR : Naumtsev Taras

The SOFTWARE, information and documentation is provided “as is” without warranty

of any kind, either express or implied.

In no event the AUTHOR shall be liable for any damages whatsoever including

direct, indirect, incidental, consequential, loss of business profits or

special damages, even if the AUTHOR has been advised of the possibility of such


This include, but not limited to merchantability and fitness for a particular

function. The entire risk related to the SOFTWARE performance or quality is

assumed by the user.

It is prohibited to change any part of this SOFTWARE, including changes or

eliminations of messages or windows.

Reverse engineer (decompile) or disassemble of this SOFTWARE is prohibited.

It is prohibited to add any other copyright information (e.g. With bbs-adds)

then listed either in this license or within the SOFTWARE.

The archive and the SOFTWARE may be freely distributed provided that it is not

modified in any form and the original archive remains intact with all files.

All rights reserved by the AUTHOR.

If you do not agree with the terms of this license you have to remove the

SOFTWARE from your storage devices and do not use the SOFTWARE.