You could check for Linux support. I suppose it runs on an Arm-Processor.

Maybe it runs PostmarketOs.

Edit: If you can run Linux on it:

Selfhosted:

• Gitea (If you are a programmer)
• Stash (Organized NSFW-Content ( ͡° ͜ʖ ͡°) )
• Nextcloud
• Simple-Server ( NAS/SFTP/SSH)
• MeTube (Youtube-Downloader)
• Kitchenowl/Mealie (Kitchen-Organization / Mealprep)
• Lute (Selfhosted Alternative to Duolingo)
• Speedtest (Monitoring Internet-Speed)
• wishlist
• Hortusfox (For managing your Plants)
• MotionEye (Security-Cam-Monitoring)

On-Device:

• Libreelec/Kodi (Media-Device)
• Retroarch (Retro-Gaming-Station)