ACM Transactions on Programming Languages and Systems

The ACM Transactions on Programming Languages and Systems (TOPLAS) is a bimonthly, open access, peer-reviewed scientific journal on the topic of programming languages published by the Association for Computing Machinery.

Background
Published since 1979, the journal's scope includes programming language design, implementation, and semantics of programming languages, compilers and interpreters, run-time systems, storage allocation and garbage collection, and formal specification, testing, and verification of software. It is indexed in Scopus and SCImago.

The editor-in-chief is Andrew Myers (Cornell University). According to the Journal Citation Reports, the journal had a 2020 impact factor of 0.410.