.xsl
3 claimants
2 primary
1 secondary
shared primary (2)
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.
2.1M
total files
326.1K
first seen 2021–2025 (15.7%)
2015
median year (half its files since)
Case variants in archive: .xsl (2.1M), .XSL (3.4K), .Xsl (21), .xsL (5), .XSl (1), .xSl (1) — aggregated above.
Attribution status
This extension is attributed to XProc; XSLT as primary by 3 authoritative claims.
Claimants (5)
Languages that list
.xsl among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| XProc | pygments | primary |
| XSLT | pygments | primary |
| XSLT | wikidata | primary |
| xml | pygments | secondary |
| XSLT | linguist | secondary |
Wikidata says… (1)
File formats, image formats, audio codecs and other non-PL
entities that claim
.xsl 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 |
|---|---|---|---|---|---|
| XSL Q32061top match XML stylesheet language family | file format; style sheet language | — | application/xslt+xml | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .xsl in our local mirror yet.