The next major version of Freeciv, 3.2.0, has been released.
The major changes in Freeciv 3.2 are gtk4-client as the default, new sdl3-client, meson as the preferred build system, and a whole lot of extra flexibility to create custom rulesets.
See the NEWS-3.2.0 since the last release line, 3.1.x.
Source code is available here.