.jsp
1 claimant
1 primary
0 secondary
unambiguous primary
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.
39.6M
total files
11.4M
first seen 2021–2025 (28.8%)
2018
median year (half its files since)
Case variants in archive: .jsp (39.6M), .JSP (1.3K), .Jsp (34), .JSp (3), .jsP (2) — aggregated above.
Attribution status
This extension is attributed to JSP as primary by 3 authoritative claims.
Claimants (3)
Languages that list
.jsp among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| JSP | linguist | primary |
| JSP | pygments | primary |
| JSP | wikidata | primary |
Wikidata says… (1)
File formats, image formats, audio codecs and other non-PL
entities that claim
.jsp 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 |
|---|---|---|---|---|---|
| Jakarta Server Pages Q183169 Jakarta EE dynamic web pages technology | file format; template processor | — | application/jsp | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .jsp in our local mirror yet.