QLogExplorer

QLogExplorer·QLogExplorer.QLogExplorer

Fast and lightweight log viewer for large files that supports columns definition and JSON.

QLogExplorer is a free and open source log files viewer with advanced features. Main features: - Very fast and lightweight - Can handle huge files - Never locks the log file - Supports plain text and JSON/NDJSON - Allows to define columns even for plain text files - Allows to define different templates for each kind of log file - Customizable highlighters - Predefined search parameters - Advanced search with regular expression and multi-parameters

winget install --id QLogExplorer.QLogExplorer --exact --source winget

Latest 1.2.1·April 13, 2026

Release Notes

What's New:

  • Major performance improvements
  • Use RE2 as default regex engine
  • Many bug fixes

Installer types: inno, zip

ArchitectureScopeTypeDownloadSHA256
x64innoDownloadB6F95FFDB7E3582D113007D671D57EA15DEB6B7AC74FCD2A2776174725DDC3E7
x64zipDownload9E85C716C136A249118FC62226CE48792F390CB6E858D48077B3A5F280ED0762

Details

Homepage
https://rafaelfassi.github.io/qlogexplorer
License
GPL-3.0
Publisher
QLogExplorer
Support
https://github.com/rafaelfassi/qlogexplorer/issues
Copyright
Copyright (C) 2022 Rafael Fassi Lobao <[email protected]>.
Moniker
qlogexplorer

Tags

logslog-analyzerlog-viewerlog-monitorjson-logstextjsonndjsonregexcolumnstaillarge-fileselasticsearchdeveloper-toolscross-platformopen-source

Older versions (2)

1.1.3
ArchitectureScopeTypeDownloadSHA256
x64innoDownload450B93FE7D08C04C246EA5698629F7372C9CF887FA9E0CFE03BE0F492A76585A
x64zipDownload1D86AB03D9E24C5B84935D2D8F01AF431411E265E69B50342C9F0928EF538F91
1.1.2
ArchitectureScopeTypeDownloadSHA256
x64innoDownloadE4EFCB21972E5027F1037EA1CFA3DF6D0F30BF9EBDEBEBF5E9522146170ED3F0
x64zipDownloadD1A3EC0B8D24E0E3F717FC3527A1330D522F3C12479AB1D87D639E7D92CAE922