.psm1
1 claimant
0 primary
1 secondary
secondary-only
SWH popularity
Distinct 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.
447.7K
total files
177.2K
first seen 2021–2025 (39.6%)
2020
median year (half its files since)
Case variants in archive: .psm1 (447.6K), .PSM1 (136), .Psm1 (12), .psM1 (3) — aggregated above.
Attribution status
This extension is attributed to Powershell — every claim across all sources (including secondary ones) points to a single language.
Authoritative sources: △ Linguist · secondary △ Pygments · secondary ✗ Wikidata · no claim △ Wikipedia · secondary
Claimants (3)
Languages that list
.psm1 among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| Powershell | linguist | secondary |
| Powershell | pygments | secondary |
| Powershell | wikipedia | proposed |
Wikidata says… (1)
File formats, image formats, audio codecs and other non-PL
entities that claim
.psm1 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 |
|---|---|---|---|---|---|
| PowerShell script Q62625183 file format | file format | — | application/x-powershell; text/x-powershell | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .psm1 in our local mirror yet.