Many concepts or Java artifacts (classes or interface) in RSF have ended up being abbreviated into acronyms. Here is a selection that has become relatively common in general RSF conversation, collected in one place for easy reference.

AHAH	Asynchronous HTML and HTTP
ARI	ActionResultInterpreter
ARI2	ActionResultInterceptor
DAR	DataAlterationRequest
MFT	MultiFileTemplates
OTP	One True Path
RSAC	Request Scope Application Context
RSJCIS	Render Single Javascript Call In <script>
RSF	Reasonable Server Faces
RSVC	RequestSubmittedValueCache
RVB	Resulting View Binding
STRS	StaticTemplateResolverStrategy
TLAB	TargetListAggregatingBean
TML	TargettedMessageList
TPFB	TransactionProxyFactoryBean
TRS	TemplateResolverStrategy
TSH	TokenStateHolder
URE	UniversalRuntimeException
UVB	UniversalViewBus
VES	ViewExceptionStrategy
VPMIM	ViewParamsMapperInfoManager
VSH	ViewStateHandler
SCR	StaticComponentRenderer