Code and binaries are licensed under MIT license. This license does not replace Minecraft EULA, and therefore users need to be in a compliance with Minecraft EULA. The mod allows you to use in your Modpack. Any modpack that using the mod takes full responsibility for supporting queries from that modpack users.
I would like to big thank the developer and author of Heat&Climate, defeatedcrow, for all whom advice and guidance during the development of this mod.