OS-Detect.sh

#!/bin/bash

# Function to check if a command exists
command_exists() {
    command -v "$1" >/dev/null 2>&1
}

# Function to get Linux distribution name
get_linux_distro() {
    if [ -n "$TERMUX_VERSION" ]; then
        echo "Termux"
    elif [ -f /etc/os-release ]; then
        . /etc/os-release
        echo "$NAME"
    elif [ -f /etc/lsb-release ]; then
        . /etc/lsb-release
        echo "$DISTRIB_ID"
    elif [ -f /etc/debian_version ]; then
        echo "Debian"
    elif [ -f /etc/redhat-release ]; then
        echo "Red Hat"
    elif [ -f /etc/alpine-release ]; then
        echo "Alpine Linux"
    else
        echo "Unknown Linux"
    fi
}

# Function to get OS information
detect_os() {
    echo "Operating System Detection"
    echo "========================="

    # Check for Windows (including WSL)
    if [ -n "$WINDIR" ] || [ -n "$SYSTEMROOT" ]; then
        if [ -n "$WSL_DISTRO_NAME" ]; then
            echo "OS: Windows Subsystem for Linux (WSL)"
            echo "Linux Distro: $WSL_DISTRO_NAME"
        else
            echo "OS: Windows"
        fi
        return
    fi

    # Check for macOS or a-shell (iOS)
    if [ "$(uname -s)" = "Darwin" ]; then
        # Check for a-shell (iOS)
        if [ -n "$ASHELL" ] || [ -d "/private/var/mobile/Library/a-shell" ]; then
            echo "OS: iOS (a-shell)"
            echo "Version: $(sw_vers -productVersion 2>/dev/null || echo 'Unknown')"
            echo "Shell: a-shell"
            return
        else
            echo "OS: macOS"
            echo "Version: $(sw_vers -productVersion)"
            return
        fi
    fi

    # Check for Linux
    if [ "$(uname -s)" = "Linux" ]; then
        distro=$(get_linux_distro)
        echo "OS: Linux"
        echo "Distribution: $distro"

        # Get specific version information
        case "$distro" in
            "Termux")
                echo "Version: $TERMUX_VERSION"
                echo "Running on: Android"
                ;;
            "Ubuntu"|"Debian GNU/Linux")
                if command_exists lsb_release; then
                    echo "Version: $(lsb_release -rs)"
                else
                    echo "Version: $(cat /etc/debian_version)"
                fi
                ;;
            "Red Hat"|"CentOS"|"Fedora"|"Rocky Linux"|"AlmaLinux")
                echo "Version: $(cat /etc/redhat-release)"
                ;;
            "Arch Linux"|"Manjaro Linux")
                if [ -f /etc/arch-release ]; then
                    echo "Version: Rolling release"
                fi
                ;;
            "openSUSE"*)
                echo "Version: $(cat /etc/os-release | grep '^VERSION=' | cut -d'"' -f2)"
                ;;
            "Alpine Linux")
                echo "Version: $(cat /etc/alpine-release)"
                ;;
            *)
                if [ -f /etc/os-release ]; then
                    echo "Version: $(cat /etc/os-release | grep '^VERSION=' | cut -d'"' -f2)"
                else
                    echo "Version: Unknown"
                fi
                ;;
        esac

        # Additional Linux information
        echo "Kernel: $(uname -r)"
        return
    fi

    # Check for BSD variants
    if [ "$(uname -s)" = "FreeBSD" ] || [ "$(uname -s)" = "OpenBSD" ] || [ "$(uname -s)" = "NetBSD" ]; then
        echo "OS: $(uname -s)"
        echo "Version: $(uname -r)"
        return
    fi

    # Check for Solaris
    if [ "$(uname -s)" = "SunOS" ]; then
        echo "OS: Solaris"
        echo "Version: $(uname -v)"
        return
    fi

    # Fallback for unknown systems
    echo "OS: Unknown"
    echo "System: $(uname -s)"
}

# Execute the detection
detect_os

Run: wget -qO- https://gist.github.com/theorium-0/e211b18d7c7cabf80caf1725ac863016/raw/51b6e1491e15f2daaf6915d52be17008bf4e088f/OS-Detect.sh | bash||sh