Changes made to the mods mainly include .json changes for multiplayer compatibility to cut down the amount of mods needed to be installed by the client
The original mods can be found here:
DO NOT DOWNLOAD AND USE THEM FROM NEXUS AS WE MADE SOME CHANGES TO ALL OF THESE MODS
https://www.nexusmods.com/site/mods/21
https://www.nexusmods.com/derailvalley/mods/1070
https://www.nexusmods.com/derailvalley/mods/977
https://www.nexusmods.com/derailvalley/mods/813
https://www.nexusmods.com/derailvalley/mods/823
https://www.nexusmods.com/derailvalley/mods/322
https://www.nexusmods.com/derailvalley/mods/328
There are some more to be added later you may not see
Macka - Multiplayer Dev
Penguin - Retrofitting Remote Dispatch
Fuggschen - Adapting and making Signals Work
Absolarix - Making the map we use with Map Changer