How do i transfer my Ipod libary from one computer to another?

1. Sign in the same Apple ID. Your iPod library will sync automatically.
2. Transfer your iPod library to another computer directly.
Step 1: Connect your iPod to computer and launch iTunes.
Step 2: Head to the iTunes Store and select "Authorize This Computer". Then click on "File > Devices > Transfer Purchases from 'device name' " in the panel of iTunes.
Step 3: Find the iTunes media folder on your computer Windows 10. By default, the exported music will be saved at C:Users/Administrator/Music/iTunes/iTunes Media.
Step 4: Import the downloaded music to the iTunes on another computer.
Here is a tutorial including detailed steps for your reference: https://www.leawo.org/tutorial/3-ways-to-transfer-music-from-ipod-to-computer-windows-10-1361.html?qa=1409

You could try "Daniusoft Ipod transfer" which a friend told me. It can transfer videos and music between iPod and iTunes, and transfer iPod content to computer. it also let you Organize entire iPod music/video for your convenience.,,
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http://www.convert-video-dvd.com/ipod-transfer.html#135

Hey!
In your case, you can use an iPod Transfer tool to transfer iPod library to a new PC. You can have a try of this Wondershare iPod Tranfer, by which you can transfer iPod library to new PC, tranfer music/video from PC to iPod directly without using iTunes. You can free download it at: http://www.dvd-ripper-copy.com/ipod-video-transfer.html#181.
Hope that helps.