Home · Extensions · .4dm

`.4dm`

1 claimant 1 primary 0 secondary unambiguous primary

SWH popularity

From the SWH-MSR-ARV dataset (Desmazières, Di Cosmo, Lorentz, MSR 2025; file nb_extensions_alphanum.csv) — one row per (ext, year) in the full SWH archive. Case-aggregated. citation.

51.1K

total occurrences

31.6K

since 2019 (62.0%)

2016–2023

years active

Attribution status

This extension is attributed to 4D as primary by 1 authoritative claim.

Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✗ Wikidata · no claim ✗ Wikipedia · no claim

Disagree or have a correction? Open a labelling issue.

Claimants (1)

Languages that list .4dm among their extensions. Strength reflects whether the upstream source treated it as their primary extension.

Language	Source	Strength
4D	linguist	primary

SWH-mined examples (1)

Real archived programs with this extension, byte-verified against the SWH archive. Useful for deciding what this extension actually is when the attribution is uncertain.

DEMOS_List.4dm · 403 B · seen 2× in SWH

predicted: 4D via unique-primary

swh:1:cnt:6ab38489871b6e1c43b38473a9985013e1e4a527;origin=https://github.com/sampoh/DEMO_APP_V19;anchor=swh:1:rev:02639f908f1fefc6529268a2e1349bed82daec60;path=/DEMO_Server/Project/Sources/Methods/DEMOS_List.4dm

Open in SWH · Raw bytes