AltCatalog
CatalogSystem monitors

System monitors

8 apps ranked by verified data. See how ranking works

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01

Modular Mac system monitoring.

Proprietary macOS
Alt Score

Alt Score · 70

How this alternative ranks. How it works →

Verified coverage 90%67
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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02
G

Cross-platform monitoring with web UI.

LGPL-3.0 LinuxmacOSWindows
Alt Score

Alt Score · 70

How this alternative ranks. How it works →

Verified coverage 90%67
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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03

The Mac menu bar stats standard.

Proprietary macOS
Alt Score

Alt Score · 60

How this alternative ranks. How it works →

Verified coverage 90%56
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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04

The beautiful terminal resource monitor.

Apache-2.0 LinuxmacOS
Alt Score

Alt Score · 55

How this alternative ranks. How it works →

Verified coverage 90%50
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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05

Open source Mac menu bar monitor.

MIT macOS
Alt Score

Alt Score · 50

How this alternative ranks. How it works →

Verified coverage 90%44
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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06

Disk health at a glance.

MIT Windows
Alt Score

Alt Score · 45

How this alternative ranks. How it works →

Verified coverage 90%39
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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07

The interactive process viewer standard.

GPL-2.0 LinuxmacOS
Alt Score

Alt Score · 45

How this alternative ranks. How it works →

Verified coverage 90%39
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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08

Deep Windows hardware sensors.

Proprietary Windows
Alt Score

Alt Score · 40

How this alternative ranks. How it works →

Verified coverage 90%33
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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