Here is a list of all files with brief descriptions:

[detail level 1234]

include
ndcurves
helpers
effector_spline.h
effector_spline_rotation.h
optimization
definitions.h	Utils for defining optimization problems
details.h
integral_cost.h
quadratic_problem.h
python
python_definitions.h
serialization
archive.hpp
curves.hpp
eigen-matrix.hpp
registeration.hpp
bernstein.h
bezier_curve.h	Class allowing to create a Bezier curve of dimension 1 <= n <= 3
constant_curve.h	Class allowing to create a constant_curve curve
cross_implementation.h	Class allowing to create a cubic hermite spline of any dimension
cubic_hermite_spline.h	Class allowing to create a cubic hermite spline of any dimension
curve_abc.h	Interface for a Curve of arbitrary dimension
curve_constraint.h	Struct to define constraints on start / end velocities and acceleration on a curve
curve_conversion.h
exact_cubic.h	Class allowing to create an Exact cubic spline
fwd.h	Forward declaration of all curves class
linear_variable.h	Storage for variable points of the form p_i = B_i x + c_i
MathDefs.h
piecewise_curve.h	Class allowing to create a piecewise curve
polynomial.h	Definition of a cubic spline
quadratic_variable.h	Storage for variable points of the form p_i = x' A_i x + B_i x + c_i
se3_curve.h
sinusoidal.h	Class allowing to create a sinusoidal curve
so3_linear.h
so3_smooth.h