.csh

1 claimant 0 primary 1 secondary secondary-only

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.

481.2K
total occurrences
184.5K
since 2019 (38.3%)
1970–2023
years active

Case variants in archive: .csh (481.0K), .CSH (197), .Csh (3) — aggregated above.

Attribution status

This extension is attributed to csh — every claim across all sources (including secondary ones) points to a single language.

Authoritative sources: △ Linguist · secondary △ Pygments · secondary ✗ Wikidata · no claim ✗ Wikipedia · no claim

Disagree or have a correction? Open a labelling issue.

Claimants (2)

Languages that list .csh among their extensions. Strength reflects whether the upstream source treated it as their primary extension.
LanguageSourceStrength
cshlinguistsecondary
cshpygmentssecondary

Wikidata says… (3)

File formats, image formats, audio codecs and other non-PL entities that claim .csh 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
Adobe Photoshop Custom Shape Q105850139
file format
file formatUse as new PL ↗
Bash script Q62625561
file format
file formatUse as new PL ↗
tcsh script file format Q131287554
file format
file formatapplication/x-cshUse as new PL ↗

SWH-mined examples (0)

No archived examples for .csh in our local mirror yet.

Need an archived example for this extension?
No verbatim file with extension .csh in our local SWH mirror yet. Submit a sample-mining request and a maintainer will run swh_extension_mining.py against the live archive for this extension; samples land here once the run completes.
(or open the pre-filled issue directly)