ACME writes a set of variables to the blackboard. You can retrieve and use the variables by using:

(vl-bb-ref 'variable)

What follows is a summary of variables:

Blackboard variable	Description
acme-bb-start-acme	Used value of env. variable StartACME.
acme-bb-run-doc	T when .acme files were found. Otherwise nil.
acme-bb-apps-list	All results of parsing .acme files.
acme-bb-help-lists	Help file locations.
acme-bb-per-doc-list	Routines to start with every document.
acme-bb-per-session-list	Routines to start at program start.
acme-bb-search-path-list	The search path set derived from .acme files.
acme-bb-trusted-path-list	Trusted paths requests.
acme-bb-cui-list	Menu load requests.
acme-bb-cmd-list	Command lists requests for S::Startup.
acme-bb-bin-uri	ACME binary location.
acme-bb-app-uri	ACME data location.
acme-ran-once	Did ACME run at program start (not document start)? T or nil.
acme-bb-platform-sfsp-list	CAD Platform SFSP
acme-bb-priority-sfsp-list	Priority SFSP
acme-bb-drive-order-sfsp-list	Drive Ordered SFSP
acme-bb-final-tail-sfsp-list	Tail and Network SFSP
acme-bb-lisp-link-list	Linked programs from the Lisp pool.
acme-bb-lisp-load-list	Loaded programs from the Lisp pool.