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jdSystemMonitor vs Stacer: catalog facts
jdSystemMonitorStacer
Free

Free and open source under the GPL.

Free

Free and open source under the GPL-3.0.

Linux Linux
  • Process management plus CPU, RAM and swap monitoring
  • Lists Flatpaks, autostart entries, packages and mounts
  • Startup apps, services and cleanup in one window
  • Cleaner categories are selected explicitly before scanning
  • Linux only
  • No temperature or GPU monitoring mentioned
  • Deleting caches and logs carelessly can cause problems
  • A continuation of the original Stacer project, maintained by a different developer
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-only License: GPL-3.0
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked October 1, 2026

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