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SysAdminTools Desktop

A free Windows companion app that runs the tools a browser can't โ€” local disks, network devices, NTFS permissions, Active Directory, and event logs.

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SysAdminTools Desktop

v1.5.0Free

A native Windows toolkit for the tasks that can't run in a browser. It installs as a lightweight Windows service and opens a fast local web UI โ€” use it on the machine itself or across the LAN. Self-contained: no separate .NET install required.

Download for WindowsWindows 10/11 & Server 2016+ ยท 64-bit ยท ~85ย MB installer

What's inside

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Machine dashboard

OS, hardware, memory and per-disk usage of the host at a glance.

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Storage scan

Fast folder-size tree for local disks and UNC network shares โ€” tree, treemap, top files/folders, diff, and export.

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Network scanner + map

Ping-sweep a CIDR, resolve hostnames/MAC/vendor, port-scan, classify each device, and draw a logical network map.

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LAN speed test

Measure throughput to another machine โ€” over an SMB share or a direct peer connection.

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Permissions reporter

Audit NTFS owners and ACLs; flag broken inheritance, broad 'Everyone' grants, and orphaned SIDs.

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AD reporter

Privileged group members, inactive users, locked accounts, password expiry, stale computers and more (domain-joined machines).

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Event log analyzer

Scan the Application/System/Security logs and surface ranked, explained problems โ€” bugchecks, disk errors, service crashes, failed sign-ins.

How it works

  • Installs a Windows service that hosts the UI locally (default http://localhost:5280/), plus a tray icon to open it.
  • Two modes, auto-detected: Client (storage & network tools) and Domain (adds AD, permissions and multi-server tools) on domain-joined machines.
  • Everything runs on your machine โ€” no data leaves your network. Export any report to CSV.

Release notes

v1.5.0

2026-07
  • Added the Event Log Analyzer โ€” ranked problems from the Application/System/Security logs with plain-English advice.

v1.4.0

2026-07
  • NTFS Permissions Reporter.
  • Network Scanner device classification and a logical network map.

v1.3.0

2026-07
  • AD Reporter with eight read-only Active Directory reports.
  • Sidebar shows Domain-only tools only on domain-joined machines.

v1.2.0

2026-07
  • Storage Top-files filter bar (extension, size, date, regex).
  • Installer reliability fixes for service install and upgrades.

v1.0.0

2026-07
  • First release: machine dashboard, storage scan, network scanner, LAN speed test.
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