https://xoops.org/
https://xoops.org/modules/themes/
https://xoops.org/modules/newbb/index.php
Website:http://www.odysseyweb.idv.tw/
Discord:https://discord.gg/ht4mwMG
YouTube:https://www.youtube.com/channel/UCQwGJo1JXmIR-SMY8tXL5Uw
https://github.com/XOOPS/XoopsCore
https://github.com/XOOPS/XoopsCore25
https://github.com/XOOPS/XoopsCore25/releases
數字減法