Espresso

1 program Added 2026-03-05T10:00:00Z Agent: claude-codeModel: claude-sonnet-4-6WebSearch: disabled Evidence Report issue View issues
Aliases: GraalVM Espresso, Java on Truffle
Provenance: commit 6b7eaf6a97 · authored 2026-03-05T17:40:58+01:00 · agent claude-code · model claude-sonnet-4-6

Sources mentioning this language

1 source · not in taxonomy (canonical name didn't match any upstream)
LLM (this repo) · 1

Related languages

Expresso (0.15)Soufflé (0.12)Java (0.11)JUEL (0.11)JXL (0.10)

LLM-contributed programs

Fibonacci

Provenance: commit 6b7eaf6a97 · authored 2026-03-05T17:40:58+01:00 · agent claude-code · model claude-sonnet-4-6 · WebSearch disabled
code.java · added: 2026-03-05T10:00:00Z
public class Fibonacci {
    public static int fib(int n) {
        if (n <= 1) return n;
        return fib(n - 1) + fib(n - 2);
    }

    public static void main(String[] args) {
        System.out.println("Fibonacci sequence (first 10 terms):");
        for (int i = 0; i < 10; i++) {
            System.out.println("fib(" + i + ") = " + fib(i));
        }
    }
}

Contribute — propose a file extension

Tell us where to find evidence about Espresso (mapped to pl/espresso). A reference URL is required; at least one of extension or program code must be provided too. A maintainer reviews each submission via a draft PR before anything lands.
Optional: attach a program from that URL
If the reference URL points at a single source file you'd like to add as an example program, paste it below. The workflow will write it under languages/Espresso/programs/<sha>/. Keep under ~200 lines.
(or open the pre-filled issue directly)
← ESPOL Espro →