.ppDistinct 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.
Case variants in archive: .pp (2.6M), .PP (1.7K), .pP (7), .Pp (1) — aggregated above.
This extension is attributed to Delphi; Pascal; Puppet as primary by 4 authoritative claims.
.pp among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| Delphi | wikidata | primary |
| Pascal | wikidata | primary |
| Puppet | linguist | primary |
| Puppet | pygments | primary |
| Pascal | linguist | secondary |
.pp 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 |
|---|---|---|---|---|---|
| Delphi Q4037189 programming language (dialect of Object Pascal, used in Embarcadero Delphi) | programming language; object-oriented programming | — | — | — | Use as new PL ↗ |
| Pascal script Q34284437 file format | file format | — | — | — | Use as new PL ↗ |
| PowerPacker Q29904453 file format | file format | — | — | — | Use as new PL ↗ |
.pp file actually is.| Rule | Predicts | Kind | Predicates (truncated) | Measured on SWH |
|---|---|---|---|---|
h/linguist/.pp/0 | Pascal | predicates | [{"kind": "any", "regexes": ["^\\s*end[.;]"]}] | |
h/linguist/.pp/1 | Puppet | predicates | [{"kind": "any", "regexes": ["^\\s+\\w+\\s+=>\\s"]}] |