.asc

4 claimants 3 primary 1 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.

1.7M
total occurrences
407.2K
since 2019 (24.3%)
1970–2023
years active

Case variants in archive: .asc (1.7M), .ASC (20.3K), .Asc (148), .AsC (2) — aggregated above.

Attribution status

This extension is attributed to AGS Script; AGS Script; AsciiDoc; Public Key; Public Key; Public Key as primary by 6 authoritative claims.

Authoritative sources: ✓ Linguist ✓ Pygments ✓ Wikidata · Q27349828 ✗ Wikipedia · no claim

Disagree or have a correction? Open a labelling issue.

Claimants (8)

Languages that list .asc among their extensions. Strength reflects whether the upstream source treated it as their primary extension.
LanguageSourceStrength
AGS Scriptlinguistprimary
AGS Scriptpygmentsprimary
AsciiDocpygmentsprimary
Public Keylinguistprimary
Public Keypygmentsprimary
Public Keywikidataprimary
ASCII artwikidatasecondary
AsciiDoclinguistsecondary

Wikidata says… (27)

File formats, image formats, audio codecs and other non-PL entities that claim .asc 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
16bit DOS COM COMT text converted (with text wrapper) Q105854087
file format
file formattext/plainUse as new PL ↗
3D Studio ASCII format Q105855057
file format
file formattext/plainUse as new PL ↗
7-bit ASCII Text Q62619688
file format
file formattext/plainUse as new PL ↗

Disambiguation rules (3)

Linguist heuristics that decide, by content, which language a .asc file actually is.
RulePredictsKindPredicates (truncated)
h/linguist/.asc/0Public Keypredicates[{"kind": "any", "regexes": ["^(----[- ]BEGIN|ssh-(rsa|dss)) "]}]
h/linguist/.asc/1AsciiDocpredicates[{"kind": "any", "regexes": ["^[=-]+\\s|\\{\\{[A-Za-z]"]}]
h/linguist/.asc/2AGS Scriptpredicates[{"kind": "any", "regexes": ["^(\\/\\/.+|((import|export)\\s+)?(function|int|float|char)\\s+((room|repeatedly|on|game)_)?([A-Za-z]+[A-Za-z_0-9]+)\\s*[;\\(])"]}]

SWH-mined examples (1)

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.
EXPERIMENT - 1.asc · 3043 B · seen 60× in SWH
predicted: unclassified via fallback
swh:1:cnt:3d37ed8c4eea8efd3619f29a6615643366915bde;origin=https://github.com/Harsh-Avinash/DLD-Lab-Simulations;anchor=swh:1:rev:febf332b496121e810c191df025f22db7f9742a4;path=/EXPERIMENT - 1.asc
Open in SWH · Raw bytes
Request more SWH-mined examples
If the examples above don't disambiguate what .asc is, request a fresh mining run.
(or open the pre-filled issue directly)