Here is a list of all files with brief descriptions:

ChunkyTriMesh.cpp
ChunkyTriMesh.h
ConvexVolumeTool.cpp
ConvexVolumeTool.h
CrowdTool.cpp
CrowdTool.h
DebugDraw.cpp
DebugDraw.h
DetourAlloc.cpp
DetourAlloc.h
DetourAssert.cpp
DetourAssert.h
DetourCommon.cpp
DetourCommon.h
DetourCrowd.cpp
DetourCrowd.h
DetourDebugDraw.cpp
DetourDebugDraw.h
DetourLocalBoundary.cpp
DetourLocalBoundary.h
DetourMath.h
DetourNavMesh.cpp
DetourNavMesh.h
DetourNavMeshBuilder.cpp
DetourNavMeshBuilder.h
DetourNavMeshQuery.cpp
DetourNavMeshQuery.h
DetourNode.cpp
DetourNode.h
DetourObstacleAvoidance.cpp
DetourObstacleAvoidance.h
DetourPathCorridor.cpp
DetourPathCorridor.h
DetourPathQueue.cpp
DetourPathQueue.h
DetourProximityGrid.cpp
DetourProximityGrid.h
DetourStatus.h
DetourTileCache.cpp
DetourTileCache.h
DetourTileCacheBuilder.cpp
DetourTileCacheBuilder.h
Filelist.cpp
Filelist.h
imgui.cpp
imgui.h
imguiRenderGL.cpp
imguiRenderGL.h
InputGeom.cpp
InputGeom.h
main.cpp
MeshLoaderObj.cpp
MeshLoaderObj.h
NavMeshPruneTool.cpp
NavMeshPruneTool.h
NavMeshTesterTool.cpp
NavMeshTesterTool.h
OffMeshConnectionTool.cpp
OffMeshConnectionTool.h
PerfTimer.cpp
PerfTimer.h
Recast.cpp
Recast.h
RecastAlloc.cpp
RecastAlloc.h
RecastArea.cpp
RecastAssert.cpp
RecastAssert.h
RecastContour.cpp
RecastDebugDraw.cpp
RecastDebugDraw.h
RecastDump.cpp
RecastDump.h
RecastFilter.cpp
RecastLayers.cpp
RecastMesh.cpp
RecastMeshDetail.cpp
RecastRasterization.cpp
RecastRegion.cpp
Sample.cpp
Sample.h
Sample_Debug.cpp
Sample_Debug.h
Sample_SoloMesh.cpp
Sample_SoloMesh.h
Sample_TempObstacles.cpp
Sample_TempObstacles.h
Sample_TileMesh.cpp
Sample_TileMesh.h
SampleInterfaces.cpp
SampleInterfaces.h
TestCase.cpp
TestCase.h
ValueHistory.cpp
ValueHistory.h