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.

169–192 / 975

Microsoft IIS Website Binding Config Generator

Live

Generate Website Binding configuration for Microsoft IIS with comments and test commands

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Microsoft IIS HTTP to HTTPS Redirect Config Generator

Live

Generate HTTP to HTTPS Redirect configuration for Microsoft IIS with comments and test commands

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Traefik Router & Service Config Generator

Live

Generate Router & Service configuration for Traefik with comments and test commands

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Traefik Reverse Proxy Config Generator

Live

Generate Reverse Proxy configuration for Traefik with comments and test commands

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Traefik SSL/TLS Config Generator

Live

Generate SSL/TLS configuration for Traefik with comments and test commands

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Traefik HTTP to HTTPS Redirect Config Generator

Live

Generate HTTP to HTTPS Redirect configuration for Traefik with comments and test commands

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Traefik URL Rewrite Config Generator

Live

Generate URL Rewrite configuration for Traefik with comments and test commands

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Umask Calculator

Live

Calculates default file/directory permissions from a umask value. The result stays on this page.

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chown Command Builder

Live

Build chown/chgrp commands with recursive and reference options. The result stays on this page.

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Special Permissions Calculator

Live

Calculate SUID, SGID and sticky bit values (4xxx/2xxx/1xxx). The result stays on this page.

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ls -l Permission Decoder

Live

Paste ls -l output and explain each permission string. The result stays on this page.

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ACL (setfacl) Command Builder

Live

Build setfacl/getfacl commands for fine-grained permissions. The result stays on this page.

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sudoers Generator

Live

Generates safe sudoers rules for users and groups. The result stays on this page.

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sudoers Syntax Checker

Live

Validate sudoers lines and explain what they allow. The result stays on this page.

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usermod Command Builder

Live

Build usermod commands to change groups, shell, lock/unlock. The result stays on this page.

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Bulk User Creation Script Generator

Live

Generate a script to create many users from CSV. The result stays on this page.

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Linux Password Hash Generator

Live

Generate SHA-512/yescrypt hashes for /etc/shadow and cloud-init. The result stays on this page.

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SSH Key Fingerprint Calculator

Live

Compute SHA256/MD5 fingerprints from a public key. The result stays on this page.

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SSH Config Generator

Live

SSH Config Generator. Builds ~/.ssh/config host entries. The result stays on this page.

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Crontab Validator

Live

Validate a full crontab file and flag errors. The result stays on this page.

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Crontab Generator with Logging

Live

Generate crontab lines with output redirection and locking. The result stays on this page.

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systemd Timer Generator

Live

Generate .timer and .service pairs from a schedule. The result stays on this page.

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OnCalendar Expression Tester

Live

Test and explain systemd OnCalendar expressions. The result stays on this page.

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Scheduled Task (schtasks) Builder

Live

Builds schtasks commands for Windows task scheduling. The result stays on this page.

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