The Dune 2.5.1
maintenance release is out. You can download the tarballs, checkout
v2.5.1 tag via Git, or get prebuilt packages from Debian
Included in the release are the core modules (dune-common, dune-geometry, dune-grid, dune-grid-howto, dune-istl, dune-localfunctions) and several modules from the staging area (dune-functions, dune-typetree, dune-uggrid).
Please refer to the release notes for a more detailed listing of what has changed in the new release.