.sp

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.

333.5K
total occurrences
82.5K
since 2019 (24.7%)
1986–2023
years active

Case variants in archive: .sp (331.8K), .SP (1.7K), .sP (4), .Sp (3) — aggregated above.

Attribution status

This extension is attributed to SourcePawn as primary by 1 authoritative claim.

Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✗ Wikidata · no claim ✗ Wikipedia · no claim

Disagree or have a correction? Open a labelling issue.

Claimants (1)

Languages that list .sp among their extensions. Strength reflects whether the upstream source treated it as their primary extension.
LanguageSourceStrength
SourcePawnlinguistprimary

Wikidata says… (6)

File formats, image formats, audio codecs and other non-PL entities that claim .sp 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.
Right entry isn't listed? Add manually ↗
FormatClass (Wikidata P31)Suggested labelMIMENotesAction
PEPE 2D constant interval DataSet Q105851747
file format
file formatapplication/octet-streamUse as new PL ↗
Playmation Spin Q105853281
file format
file formattext/plainUse as new PL ↗
Saxon Publisher document Q105852748
file format
file formatapplication/octet-streamUse as new PL ↗

SWH-mined examples (2)

Real archived programs with this extension, byte-verified against the SWH archive. Useful for deciding what this extension actually is when the attribution is uncertain.
nlserror.sp · 127 B · seen 1010× in SWH
predicted: SourcePawn via unique-primary
swh:1:cnt:d2e7244f9776e78fec78b6a53723fcb494b2c980;origin=https://github.com/open-watcom/open-watcom-v2;anchor=swh:1:rev:1b9e0ce0d53e289b194120e3e1cba76c6cab867e;path=/bld/hdr/nlserror.sp
Open in SWH · Raw bytes
authid.sp · 1253 B · seen 829× in SWH
predicted: SourcePawn via unique-primary
swh:1:cnt:402c7e3bba96acce71b595afe8ca76b47e19e246;origin=https://github.com/open-watcom/open-watcom-v2;anchor=swh:1:rev:1b9e0ce0d53e289b194120e3e1cba76c6cab867e;path=/bld/w32api/include/authid.sp
Open in SWH · Raw bytes
Request more SWH-mined examples
If the examples above don't disambiguate what .sp is, request a fresh mining run.
(or open the pre-filled issue directly)