MediaWiki  1.28.1
Here is a list of all modules:
[detail level 12]
 Action done on pages
 Global settings
 MediaWiki constants
 File RepositoryThis module handles how MediaWiki interacts with filesystems
 File abstractionRepresents files in a repository
 DeploymentThis documentation group collects source code files with deployment functionality
 PHP known bugs tests
 File backendFile backend is used to interact with file storage systems, such as the local file system, NFS, or cloud storage systems
 File journal
 Lock management
 DatabaseThis file deals with database interface functions and query specifics/optimisations
 Users watchlist handling
 Upload related
 Maintenance archives
 Filtering constantsLimit inclusion of parser tests files coming from MediaWiki core