GitPedia

LogViewer

Log Viewer for Log4j/NLog

From Styort·Updated June 21, 2026·View on GitHub·

LogViewer is a high performance realtime log viewer via UDP (Chainsaw/NLogViewer) or text file. The project is written primarily in C#, distributed under the GNU General Public License v3.0 license, first published in 2019. Key topics include: dotnet, log-analyzer, log-parser, log-receivers, log-viewer.

LogViewer

LogViewer is a high performance realtime log viewer via UDP (Chainsaw/NLogViewer) or text file.

Download

<a href="https://sourceforge.net/projects/styort-logviewer/files/latest/download"><img alt="Download LogViewer" src="https://a.fsdn.com/con/app/sf-download-button" width=276 height=48 srcset="https://a.fsdn.com/con/app/sf-download-button?button_size=2x 2x"></a>

Overall downloads on sourceforge: <a href="https://sourceforge.net/projects/styort-logviewer/files/latest/download"><img alt="Download Log Viewer (Log4j, NLog)" src="https://img.shields.io/sourceforge/dt/styort-logviewer.svg" ></a>

Features

  • Read logs via UDP (Chainsaw - NLog, Log4Net, Log4j, etc.).
  • Import logs from a file.
  • Export logs to a file.
  • Sorting, filtering (logger tree, log level) and searching.
  • Highlight search text when searching.
  • List of ignored IP addresses for receiving logs from UDP.
  • Multiple receiver support.
  • Many color themes ;)

Hotkeys

  • Ctrl+F - Show search result
  • Ctrl+Shift+F - Show search result in another window (tips: double clicking on a log message in another window will highlight the log message in the main window)
  • Shift+F - Find previous log message using search filter
  • Shift+D - Find next log message using search filter
  • Ctrl+R - Clear all logs
  • Shift+R - Clear search text and search result
  • Ctrl+W - Go to next warning message
  • Ctrl+E - Go to next error message
  • Ctrl+T - Go to Timestamp
  • Ctrl+Shift+T - Set time interval

Screenshots

Main window <br>
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Dialogs <br>
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Settings <br>
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Contributors

Showing top 1 contributor by commit count.

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This article is auto-generated from Styort/LogViewer via the GitHub API.Last fetched: 6/27/2026