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

[detail level 12]

Ntcspc	Libtcspc namespace
Rconst_handler_for	Concept that is satisfied when a processor handles an event type by const lvalue reference
Rconvertible_to_type_list_member	Concept that is satisfied when a type is convertible to at least one of the members of a type list
Rflushable	Concept that is satisfied when a processor handles flushing
Rhandler_for	Concept that is satisfied when a processor handles the given event types
Rprocessor	Concept that is satisfied when a processor handles the given event types and flush
Rrvalue_handler_for	Concept that is satisfied when a processor handles an event type by rvalue reference
Rtype_list_like	Concept that is satisfied when a type is a tcspc::type_list specialization
Rtype_list_member	Concept that is satisfied when a type is contained in a type list