.duel
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.
116
total occurrences
2
since 2019 (1.7%)
2005–2020
years active
Case variants in archive: .duel (100), .DUEL (14), .Duel (2) — aggregated above.
Attribution status
This extension is attributed to duel as primary by 1 authoritative claim.
Authoritative sources: ✗ Linguist · no claim ✓ Pygments ✗ Wikidata · no claim ✗ Wikipedia · no claim
Claimants (1)
Languages that list
.duel among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| duel | pygments | primary |
SWH-mined examples (0)
No archived examples for .duel in our local mirror yet.