Welcome to the official site for Hiawathamr’s Trainz content!
Hiawathamr Trainz Add-ons is owned and operated by a solo content creator that specialises in route and session development for Trainz Railroad Simulator 2019 (TRS19), Trainz Railroad Simulator 2022 (TRS22), Trainz Simulator 3 (TS3), and all newer versions of Trainz.
Announcements
Save up to 80% on Hiawathamr Trainz Add-ons DLCs during the Steam summer sale!
June 26, 2025
1:19 PM
Save up to 80% on Hiawathamr Trainz Add-ons DLCs during the Steam summer sale! Now is the perfect time to pick up DLCs created by
SRS Content Download Issues Fixed and EULA updates
April 25, 2025
4:10 PM
SRS Content Download Issues Fixed and EULA updates Hi everyone, I wanted to let everyone know the SRS Trainz Content file delivery issue should be
SRS Content Download Issues Report
April 9, 2025
2:18 PM
SRS Content Download Issues Report Hi everyone, I wanted to let everyone know that I’m aware of the SRS download issues that have been happening