JDK Switcher for Windows ☕

A lightweight, powerful PowerShell utility to switch between different Java Development Kits (JDKs) instantly. No environment variable headaches.

✨ Features

• ⚡ Instant Switching: Changes JAVA_HOME and updates PATH immediately for the current session.
• 🔍 Auto-Discovery: Automatically scans common installation paths (Program Files, AppData, .jdks) to find installed JDK versions.
• 🧹 Clean Environment: Smartly removes old Java paths from System/User variables to prevent conflicts.
• 🛡️ Safety First: Visual cues for Admin rights and critical warnings before deleting any files.
• 🎨 Beautiful UI: Clean, tabular interface with color-coded status indicators.

🚀 Quick Start (Run without installing)

You can run the script directly from your terminal as Administrator without cloning the repository.

irm https://raw.githubusercontent.com/nhatpse/jdk-switch/main/jdk-switch.ps1 | iex

• Backup: Universal Command (If Option 1 fails / For older Windows) Use this if you see SSL/TLS errors or Policy restrictions.

Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('[https://raw.githubusercontent.com/nhatpse/jdk-switch/main/jdk-switch.ps1](https://raw.githubusercontent.com/nhatpse/jdk-switch/main/jdk-switch.ps1)'))```