| ►Nprobfd | The top-level namespace of probabilistic Fast Downward |
| ►Nalgorithms | This namespace contains implementations of SSP search algorithms |
| Nacyclic_vi | Namespace dedicated to the acyclic value iteration algorithm |
| ►Nao_search | Namespace dedicated to the AO* family of MDP algorithms |
| Nao_star | Namespace dedicated to the AO* algorithm |
| Nexhaustive_ao | I do not know this algorithm |
| Nexhaustive_dfs | Namespace for anytime TVI |
| Nfret | Namespace dedicated to the Find, Revise, Eliminate Traps (FRET) framework |
| Nheuristic_depth_first_search | Namespace dedicated to Depth-First Heuristic Search |
| Nheuristic_search | Namespace dedicated to the MDP h search base implementation |
| Nidual | Namespace dedicated to the i-dual MDP algorithm |
| Ninterval_iteration | Namespace dedicated to interval iteration on MaxProb MDPs |
| Nlrtdp | Namespace dedicated to labelled real-time dynamic programming (LRTDP) |
| Nta_topological_vi | Namespace dedicated to trap-aware Topological Value Iteration (TATVI) |
| Ntopological_vi | Namespace dedicated to Topological Value Iteration (TVI) |
| Ntrap_aware_dfhs | Namespace dedicated to the depth-first heuristic search (DFHS) family with native trap handling support |
| Ntrap_aware_lrtdp | Namespace dedicated to labelled real-time dynamic programming (LRTDP) with native trap handling support |
| Nbisimulation | This namespace contains the implementation of deterministic bisimulation quotients for SSPs, based on merge-and-shrink |
| ►Ncli | |
| Nsolvers | This namespace contains the solver plugins for various search algorithms |
| Ngraphviz | This namespace contains code used for dumping search spaces as dot graphs |
| Nheuristics | This namespace contains heuristic implementations |
| Niterators | Namespace dedicated to custom iterators |
| Noccupation_measures | Namespace dedicated to occupation measure heuristic base classes |
| Nopen_lists | This namespace contains implementations of open lists |
| Npdbs | Namespace dedicated to probabilistic pattern databases |
| Npreprocessing | This namespace contains preprocessing algorithms for SSPs |
| Nsolvers | This namespace contains the solver interface base class for various search algorithms |
| Nstorage | This namespace contains commonly used storage and container types |
| Nsuccessor_samplers | This namespace contains implementations of transition successor samplers |
| Ntasks | This namespace contains implementations of probabilistic planning tasks |
| Nstd | STL namespace |