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Logbert vs Open Log Viewer: catalog facts
Logbert	Open Log Viewer
Free Free and open source under the MIT license.	Free Free and open source under GPL-3.0-or-later.
Windows	Windows, macOS, Linux
Receives logs over UDP and TCP or from files Supports Windows Event Log and Syslog	Opens multiple log files in tabs Follows changes to log files
Windows only	Desktop app built with Electron
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-or-later
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.