June 2026 TIOBE Index shows Python slipping below 19%, C++ moving back ahead of Java, and Rust reaching #12 as Paul Jansen revises his plateau call.
The compiler consumes purs's CoreFn (corefn.json) and externs (externs.cbor) output and produces a single WebAssembly module via the Binaryen JS API. It targets WasmGC, so heap values (ADTs, records, ...