.sj
1 claimant
0 primary
1 secondary
secondary-only
SWH popularity
Distinct files in the full Software Heritage archive (2026-06-04 export), dated by first appearance, following Desmazières, Di Cosmo, Lorentz (MSR 2025). Case-aggregated. citation.
18.5K
total files
3.8K
first seen 2021–2025 (20.6%)
2016
median year (half its files since)
Case variants in archive: .sj (18.5K), .SJ (24) — aggregated above.
Attribution status
This extension is attributed to Objective-J — every claim across all sources (including secondary ones) points to a single language.
Authoritative sources: △ Linguist · secondary ✗ Pygments · no claim ✗ Wikidata · no claim ✗ Wikipedia · no claim
Claimants (1)
Languages that list
.sj among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| Objective-J | linguist | secondary |
SWH-mined examples (0)
No archived examples for .sj in our local mirror yet.