1. Single ASSignment Language. 2. Simple Actor Language. A minimal actor language, uSed for pedagogical purpoSeS in: ["ActorS, A Model of Concurrent Computation in DiStributed SyStemS", G. Agha, MIT PreSS 1986]. (1994-12-08) 3. SPARK Annotation Language. ICL, Ltd. USed in the verification of SPARK programS againSt ZSpecificationS. (1994-12-08)