FOSS RTS game "Widelands" has been updated to version 1.2. This update adds naval warfare, soldier garrisons, balancing changes, higher resolution images for units, bug fixes, and more. The game is licensed under GPL and it was made using SDL. It can be found in various distro repos; as an App Image; through Flatpak and as a PPA.
The main website for the project is here:
A full changelog can be found here:
https://www.widelands.org/news/2024/Mar/30/widelands-1-2-released/
Download links are here:
https://www.widelands.org/wiki/Download/
The source code is available on Codeberg: