Fjolnir

1 program Added 2026-03-10T18:28:06Z Agent: claude-codeModel: claude-sonnet-4-6WebSearch: disabled Evidence Report issue View issues
Aliases: Fjölnir
Provenance: commit a87faea720 · authored 2026-03-10T19:28:57+01:00 · agent claude-code · model claude-sonnet-4-6

Sources mentioning this language

4 sources · pl_id: pl/fjolnir
LLM (this repo) · 1PldbWikipediaWikidata · Q3481158

Wikipedia infobox

Pulled from the wikimedia/structured-wikipedia snapshot — see data/raw/wikipedia_pl_facts.*.jsonl and pl_fact.csv for the long-table provenance.

Paradigmsprocedural · object-oriented
Typingstrong, dynamic
Designed bySnorri Agnarsson
First appeared1980s

Extensions claimed by this language

4 claims. Each row is one upstream assertion with its strength. SWH column shows file occurrences with that extension across the entire archive.
ExtensionSourceStrengthSWH
.einwikidataprimary578 files
.fjowikidataprimary233 files
.fjvwikidataprimary111 files
.smawikidataprimary46.2K files

Related languages

Fjölnir (1.00)Fjord (0.18)F-star (0.12)Fstar (0.12)Noir (0.12)

LLM-contributed programs

Fibonacci sequence

Provenance: commit a87faea720 · authored 2026-03-10T19:28:57+01:00 · agent claude-code · model claude-sonnet-4-6 · WebSearch disabled
code.fjl · license: Public Domain · added: 2026-03-10T18:28:06Z
stef fib(n : heiltala) : heiltala;
stofn
    ef n < 2 þá
        skila n
    annars
        skila fib(n - 1) + fib(n - 2)
    loka ef
loka stef;

stef main();
stofn
    breyta i : heiltala;
    i := 0;
    medan i < 10 gera
        skrifa(fib(i), " ");
        i := i + 1
    loka medan;
    skrifa("\n")
loka stef;

Real programs from Software Heritage

No SWH evidence indexed yet for this language. (Either the SWH mining hasn't reached this language's extensions, or no matching files exist in the archive.)

Contribute — propose a file extension

Tell us where to find evidence about Fjolnir (mapped to pl/fjolnir). 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/Fjolnir/programs/<sha>/. Keep under ~200 lines.
(or open the pre-filled issue directly)
← FJ Fjord →