Here is a list of all documented files with brief descriptions:

[detail level 12]

include
Apply_move.hpp	Apply Pachner moves to foliated Delaunay triangulations
Ergodic_moves_3.hpp	Pachner moves on 2+1 dimensional foliated Delaunay triangulations
Foliated_triangulation.hpp	Create foliated spherical triangulations
Formatters.hpp	Formatter specializations for various types
Geometry.hpp	Geometric scalars of the Manifold used to calculate the Regge action
Manifold.hpp	Data structures for manifolds
Metropolis.hpp	Perform Metropolis-Hastings algorithm on Delaunay Triangulations
Move_always.hpp	Randomly selects moves to always perform on triangulations
Move_command.hpp	Do ergodic moves using the Command pattern
Move_strategy.hpp	Template class for move algorithms (strategies) on manifolds
Move_tracker.hpp	Track ergodic moves
Mpfr_value.hpp	Scope-owned, value-returning MPFR operations
Periodic_3_complex.hpp	Toroidal simplicial complexes
Periodic_3_triangulations.hpp	Toroidal 3D triangulations
Random.hpp	Run-owned random-number generation and reproducible stream splitting
Runtime_config.hpp	Validated runtime configuration for CDT++ command-line programs
S3Action.hpp	Calculate S3 bulk actions on 3D Delaunay Triangulations
Settings.hpp	Global integer and precision settings
Torus_d.hpp	Functions on d-dimensional torus
Triangulation_traits.hpp	Traits class for particular uses of CGAL
Utilities.hpp	Utility functions
src
cdt-viewer.cpp	Views 3D spacetimes
cdt.cpp	The main executable
initialize.cpp	Generates initial spacetimes