Here is another metric, number of star the main compiler has on github: Chapel: 437 Coq: 618 Ocaml: 1,258 Dmd: 1,574 Haxe: 1,865 Nim: 3,598 Crystal: 8,064 Scala: 8,158 Julia: 8,569 Rust: 21,684 TypeScript: 21,748 Go: 27,702