Boot Multiple ISO from USB (MultiBoot USB)

If you do not want to follow a lot of steps to create a multi boot USB
You could use Yumi

After Install it to your thumbdrive
Download and install them into with the application to your Thumb drive 
Then you can just restart your computer and boot it , no need to bring / switch between CD

• Memtest86+ Site | Download (Get ISO from Zip)
• Clonezilla Site | Download (extract zip to the clonezilla folder)
• Linux Mint  Site | Download
• Ubuntu Site | Download
• Xubuntu  Site | Download
• Kubuntu Site | Download
• Ubuntu Server Edition  Site | Download
• Lubuntu  Site | Download
• Ubuntu  Netbook Remix Site | Download
• Ubuntu  Site | Download
• Xubuntu  Site | Download
• Kubuntu  Site | Download
• etc

Visit Pendrivelinux.com for complete list 


Alternative of it
Sardu  (For Multiboot Cd/USB) 
Xboot  (For Multiboot Cd/USB) 

Hope Everyone Enjoys It