.prg
4 claimants
3 primary
0 secondary
shared primary (3)
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.
692.6K
total occurrences
116.6K
since 2019 (16.8%)
1970–2023
years active
Case variants in archive: .prg (631.5K), .PRG (58.3K), .Prg (2.8K), .prG (3), .PRg (1) — aggregated above.
Attribution status
This extension is attributed to Clipper; FoxPro; XBase; XBase as primary by 4 authoritative claims.
Claimants (5)
Languages that list
.prg among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| Clipper | pygments | primary |
| FoxPro | pygments | primary |
| XBase | linguist | primary |
| XBase | pygments | primary |
| Harbor | wikipedia | proposed |
Wikidata says… (17)
File formats, image formats, audio codecs and other non-PL
entities that claim
.prg 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 |
|---|---|---|---|---|---|
| 8bit C64 executable Pu-Crunch compressed Q105865066 file format | file format | — | application/octet-stream | — | Use as new PL ↗ |
| Akai MESA program Q105865828 file format | file format | — | application/octet-stream | — | Use as new PL ↗ |
| Clipper source program file Q134272221 file format | file format | — | — | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .prg in our local mirror yet.