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QLogExplorerlnav
Free

Free and open source under GPL-3.0.

 Free

Free and open source.

Windows, Linux macOS, Linux, Command line
  • Handles large files through chunk indexing
  • Supports plain text, JSON, and NDJSON logs
  • Automatic detection of log formats and compressed files
  • Merges several logs into one view
  • Listed downloads are Linux Flatpak and Windows releases
  • Meant for small-scale use, not central log collection
  • Terminal interface takes some learning
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: BSD-2-Clause
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 8, 2026

Checked September 23, 2026

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