This script collects system information, installed binaries, SDKs, IDEs, and npm packages for a React Native environment on both Windows (PowerShell) and Mac (Bash)

🖥️ Windows (PowerShell) Script

🚀 Steps to Run:

Save the script as react-native-info.ps1
Open PowerShell and navigate to the script location
Run:

# Get System Info
Write-Host "System info`n"

Write-Host "System:"
Write-Host "   OS: $(Get-CimInstance Win32_OperatingSystem | Select-Object -ExpandProperty Caption)"
Write-Host "   CPU: $(Get-CimInstance Win32_Processor | Select-Object -ExpandProperty Name)"
Write-Host "   Memory: $(Get-CimInstance Win32_ComputerSystem | Select-Object -ExpandProperty TotalPhysicalMemory | ForEach-Object { [math]::Round($_ / 1GB, 2) }) GB"
Write-Host "   Shell: PowerShell $($PSVersionTable.PSVersion)"

# Get Installed Binaries
Write-Host "`nBinaries:"
Write-Host "   Node: $(node -v)"
Write-Host "   Yarn: $(yarn -v)"
Write-Host "   npm: $(npm -v)"
$watchmanVersion = (Get-Command watchman -ErrorAction SilentlyContinue) ? (watchman --version) : "Not Found"
Write-Host "   Watchman: $watchmanVersion"

# Get Installed Managers
Write-Host "`nManagers:"
$chocoVersion = (choco -v 2>$null) ? (choco -v) : "Not Installed"
Write-Host "   Chocolatey: $chocoVersion"
$scoopVersion = (scoop -v 2>$null) ? (scoop -v) : "Not Installed"
Write-Host "   Scoop: $scoopVersion"

# Get SDKs
Write-Host "`nSDKs:"
Write-Host "   Android SDK: $(Get-ItemProperty -Path 'HKLM:\SOFTWARE\Android Studio' -ErrorAction SilentlyContinue | Select-Object -ExpandProperty Path)"
Write-Host "   Java: $(java -version 2>&1 | Select-String -Pattern 'version' | ForEach-Object { $_ -replace 'java version "', '' -replace '"', '' })"

# Get Installed IDEs
Write-Host "`nIDEs:"
$xcodeVersion = "Not Available on Windows"
Write-Host "   Xcode: $xcodeVersion"
$androidStudio = (Get-Command "C:\Program Files\Android\Android Studio\bin\studio64.exe" -ErrorAction SilentlyContinue) ? "Installed" : "Not Installed"
Write-Host "   Android Studio: $androidStudio"

# Get npm package versions
Write-Host "`nnpm Packages:"
$reactNativeCli = npm show @react-native-community/cli version
$reactVersion = npm show react version
$reactNativeVersion = npm show react-native version
Write-Host "   @react-native-community/cli: $reactNativeCli"
Write-Host "   react: $reactVersion"
Write-Host "   react-native: $reactNativeVersion"

Write-Host "`nnpm Global Packages:"
$globalReactNative = npm list -g --depth=0 | Select-String 'react-native' | ForEach-Object { ($_ -split '@')[1] }
Write-Host "   *react-native*: $($globalReactNative -join ', ')"

🍏 Mac (Bash) Script

🚀 Steps to Run:

Save the script as react-native-info.sh
Make it executable:
```
chmod +x react-native-info.sh
```
Run:
```
./react-native-info.sh
```

📝 `react-native-info.sh`

#!/bin/bash

echo "📌 React Native Environment Info for macOS"

# System Info
echo -e "\n🖥️ System Info:"
echo "   OS: $(sw_vers -productName) $(sw_vers -productVersion)"
echo "   CPU: $(sysctl -n machdep.cpu.brand_string)"
echo "   Memory: $(sysctl -n hw.memsize | awk '{print $1/1073741824 " GB"}')"
echo "   Shell: $SHELL"

# Installed Binaries
echo -e "\n🔧 Binaries:"
echo "   Node: $(node -v)"
echo "   Yarn: $(yarn -v)"
echo "   npm: $(npm -v)"
WATCHMAN_VERSION=$(watchman --version 2>/dev/null || echo "Not Found")
echo "   Watchman: $WATCHMAN_VERSION"

# Installed Managers
echo -e "\n📦 Package Managers:"
echo "   Homebrew: $(brew -v | head -n 1)"

# SDKs
echo -e "\n📱 SDKs:"
ANDROID_SDK=$(echo $ANDROID_HOME || echo "Not Found")
echo "   Android SDK: $ANDROID_SDK"
echo "   Java: $(java -version 2>&1 | awk -F '"' '/version/ {print $2}')"

# Installed IDEs
echo -e "\n🛠️ IDEs:"
XCODE_VERSION=$(xcodebuild -version 2>/dev/null || echo "Not Installed")
echo "   Xcode: $XCODE_VERSION"
ANDROID_STUDIO=$(ls /Applications | grep "Android Studio" || echo "Not Installed")
echo "   Android Studio: $ANDROID_STUDIO"

# NPM Packages
echo -e "\n📦 npm Packages:"
echo "   @react-native-community/cli: $(npm show @react-native-community/cli version)"
echo "   react: $(npm show react version)"
echo "   react-native: $(npm show react-native version)"

echo -e "\n📦 npm Global Packages:"
GLOBAL_REACT_NATIVE=$(npm list -g --depth=0 | grep react-native || echo "Not Installed")
echo "   *react-native*: $GLOBAL_REACT_NATIVE"

How to Use

For Windows

Save the script as react-native-info.ps1

Run in PowerShell

Set-ExecutionPolicy Unrestricted -Scope Process
.\react-native-info.ps1

For macOS

Save the script as react-native-info.sh
Make it executable
```
chmod +x react-native-info.sh
```
Run
```
./react-native-info.sh
```