.props
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.
3.8M
total files
2.3M
first seen 2021–2025 (60.2%)
2022
median year (half its files since)
Case variants in archive: .props (3.8M), .Props (2.8K), .propS (16), .PROPS (11) — aggregated above.
Attribution status
This extension is attributed to xml — 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
.props among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| xml | linguist | secondary |
SWH-mined examples (0)
No archived examples for .props in our local mirror yet.