Practical tools for system, network, security, and operations administrators.

SYS

System desk

Users, processes, disks, and logs. These utilities run in the browser and explain the unglamorous work that keeps hosts honest.

25–48 / 975

PowerShell Command Builder

Live

Builds common PowerShell commands for users, services, files. The result stays on this page.

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Get-WinEvent Filter Builder

Live

Build FilterHashtable/XPath queries for event logs. The result stays on this page.

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Robocopy Command Builder

Live

Builds Robocopy commands with mirror, retry and logging options. The result stays on this page.

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icacls Command Builder

Live

icacls Command Builder. Build NTFS permission commands. The result stays on this page.

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DISM Command Builder

Live

DISM Command Builder. Build DISM repair and image commands. The result stays on this page.

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Windows Update Error Code Lookup

Live

Explain Windows Update errors and fixes. The result stays on this page.

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Windows Event ID Lookup

Live

Searchable database of Windows Event IDs with meaning and fixes. The result stays on this page.

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Windows Error Code Lookup

Live

Looks up Windows system/HRESULT error codes. The result stays on this page.

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BSOD Stop Code Lookup

Live

Explain blue screen stop codes and causes. The result stays on this page.

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Nginx Config Generator

Live

Generates Nginx server blocks, reverse proxy and SSL configs. The result stays on this page.

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Apache / .htaccess Generator

Live

Generates redirects, rewrites and access rules. The result stays on this page.

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Redirect Generator (All Servers)

Live

Generate 301 redirects for Nginx, Apache, IIS, Caddy. The result stays on this page.

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PHP-FPM Pool Calculator

Live

Calculate pm.max_children from RAM and process size. The result stays on this page.

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Let's Encrypt Certbot Command Builder

Live

Build certbot commands for webroot, standalone, DNS. The result stays on this page.

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VM Sizing Calculator

Live

Estimate vCPU, RAM and storage for workloads. The result stays on this page.

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Virtualization Host Capacity Calculator

Live

Virtualization Host Capacity Calculator. How many VMs fit on a host. The result stays on this page.

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VMware Licensing Cost Calculator

Live

VMware Licensing Cost Calculator. Estimate per-core subscription cost. The result stays on this page.

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Hypervisor Comparison Selector

Live

Compare Proxmox, Hyper-V, VMware, XCP-ng by needs. The result stays on this page.

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Backup Storage Calculator

Live

Storage needed for retention schemes (GFS). The result stays on this page.

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Package Manager Command Translator

Live

Translate apt/dnf/yum/zypper/pacman/apk commands. The result stays on this page.

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OS End-of-Life Lookup

Live

EOL dates for Linux distros and Windows versions. The result stays on this page.

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JSON / YAML Formatter & Validator

Live

JSON / YAML Formatter & Validator. Formats and validates JSON and YAML. The result stays on this page.

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JSON to CSV Converter

Live

JSON to CSV Converter. Convert JSON arrays to CSV. The result stays on this page.

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Diff Checker

Live

Compares two text blocks or config files side by side. The result stays on this page.

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