.off
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.
161.6K
total occurrences
63.8K
since 2019 (39.5%)
1986–2023
years active
Case variants in archive: .off (160.7K), .OFF (821), .Off (50), .oFF (1) — aggregated above.
Attribution status
This extension is attributed to off as primary by 1 authoritative claim.
Authoritative sources: ✗ Linguist · no claim ✗ Pygments · no claim ✓ Wikidata · Q2011664 ✗ Wikipedia · no claim
Claimants (1)
Languages that list
.off among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| off | wikidata | primary |
Wikidata says… (4)
File formats, image formats, audio codecs and other non-PL
entities that claim
.off on Wikidata
(property P1195) or in the Wikipedia infobox.
Source: data/derived/external_extension_index.csv.
Click Use as new PL on any row to open the
Add-PL form pre-filled with that entry's name, Wikipedia/Wikidata
URL, and this extension — one submission creates the PL + claim.
| Format | Class (Wikidata P31) | Suggested label | MIME | Notes | Action |
|---|---|---|---|---|---|
| Object File Format Q2011664 file format to describe 3D objects | file format | — | — | — | Use as new PL ↗ |
| Object File Format, binary variant Q28205805 file format | file format | — | — | — | Use as new PL ↗ |
| OFF geometry definition Q105855546 file format | file format | — | text/plain | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .off in our local mirror yet.