5.2.2 is the last release on witch Chest Imaging Platform is available in Extension Manager.
On 5.3.0 and 5.4.0 you can only install Lung segmenter as a part of CIP.
There are no more updates for module planned?
MIP viewer was very useful…
CIP is continuously developed and there are ongoing efforts to secure dedicated funding for reworking/modernizing it. The commit history may be misleading, as development happens in develop branch and not in master.
CIP is available for the previous stable release (Slicer-5.2.2):