ACM Transactions on Programming Languages and Systems (TOPLAS) is the premier journal for reporting recent research advances in the areas of programming languages and systems to assist the task of programming. It is published on a quarterly basis.

The scope of TOPLAS includes, but is not limited to, the following subjects:

language design for sequential and parallel programming
programming language implementation
programming language semantics
compilers and interpreters
runtime systems for program execution
storage allocation and garbage collection
languages and methods for writing program specifications
languages and methods for secure and reliable programs
testing and verification of programs