Collection of Useful PowerShell Scripts (CUPS)

Useful cross-platform PowerShell scripts, to be used on the command-line (CLI) or by automation software like Jenkins.

Scripts Explained

exe_info.ps1 - prints basic information of the given executable file
lscmdlets.ps1 - lists all PowerShell cmdlets
lsmods.ps1 - lists all PowerShell modules
lsproc.ps1 - lists the local computer processes
MD5.ps1 - prints the MD5 checksum of the given file
moon.ps1 - prints the current moon phase
password.ps1 - generates and prints a single new password
passwords.ps1 - generates and prints a list of new passwords
poweroff.ps1 - halts the local computer, administrator rights might be needed
news.ps1 - print the latest news
reboot.ps1 - reboots the local computer, administrator rights might be needed
SHA1.ps1 - prints the SHA1 checksum of the given file
SHA256.ps1 - prints the SHA256 checksum of the given file
speak.ps1 - speaks the given text
test.ps1 - simple test script
train_dns_cache.ps1 - trains the DNS cache with frequently used domain names
translate.ps1 - translates the given text
txt2wav.ps1 - converts text into a audio .WAV file
weather.ps1 - prints the current weather forecast
wakeup.ps1 - sends a magic packet to the given computer, waking him up
zipdir.ps1 - creates a zip archive of the given folder

What is PowerShell?

PowerShell is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language.

it's cross-platform: available for Linux, Mac OS and Windows
it's powerful: fully control your computer
it's open-source: see the Github repository at https://github.com/PowerShell/PowerShell
it's easy to learn: see the tutorial at https://www.guru99.com/powershell-tutorial.html
it's fully documented: see the official docs at https://docs.microsoft.com/en-us/powershell/

How to get PowerShell?

Windows 7 and newer do provide PowerShell by default. It's recommended to use it via Windows Terminal (see the Microsoft Store at https://www.aka.ms/terminal).

For installation on alternative platforms (CentOS, Debian, Docker, Fedora, macOS, openSUSE, Red Hat, Ubuntu) visit https://github.com/PowerShell/PowerShell.

Afterward, install the scripts by clicking on the green "Code" button or execute:

$ git clone https://github.com/fleschutz/PowerShell

How to configure PowerShell as default shell on Linux?

Make sure PowerShell is installed, then use the chsh commmand as follows:

chsh -s /bin/powershell <username>

How to add the subfolder Scripts/ to the search path for command-line usage?

Windows: open the environment variables dialogue and add the full path to Scripts/ to the system environment variable "Path"
Bash or sh: edit .profile in your home directory and add the line: PATH="$PATH:/path/to/PowerShell/Scripts"

Script Standards

Each script provides:

a comment header containing the syntax, description, author, source, and license
prefers command-line options but may ask the user in case no option is given
exits 0 for success, otherwise the error code (mostly 1)

Feedback

Send your email feedback to: markus [at] fleschutz [dot] de

License & Copyright

This open source release is licensed under the CC0 license. All trademarks are the property of their respective owners.

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