flatbuffers

hunter_add_package(flatbuffers)
find_package(Flatbuffers CONFIG REQUIRED)

add_executable(foo foo.cpp)
target_link_libraries(foo PUBLIC flatbuffers::flatbuffers)

Old version

When using flatbuffers version 1.3.0-p3, find_package argument must be in lowercase flatbuffers:

hunter_add_package(flatbuffers)
find_package(flatbuffers CONFIG REQUIRED)
target_link_libraries(... flatbuffers::flatbuffers)