Data as of Jul 25, 2026 · Based on 2,718,867 AI responses across 9,511 prompts · See how Parse measures this
Spin is an open-source model checker and formal verification tool used to verify multi-threaded software. Originating at Bell Labs in the Unix group in the 1980s, Spin has been freely available since 1991 and is now BSD-licensed (since 2016), included in Debian and recent Ubuntu releases. The project offers tutorials, papers, and courses, and includes the Tau front-end tool for Spin, along with community events such as international symposia.
Parse Score