.qs
2 claimants
2 primary
0 secondary
shared primary (2)
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.
2.7M
total files
2.7M
first seen 2021–2025 (98.0%)
2021
median year (half its files since)
Case variants in archive: .qs (2.7M), .QS (179), .Qs (26) — aggregated above.
Attribution status
This extension is attributed to Q#; Qt Script as primary by 3 authoritative claims.
Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✓ Wikidata · Q45322975 ✗ Wikipedia · no claim
Claimants (3)
Languages that list
.qs among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| Q# | linguist | primary |
| Q# | wikidata | primary |
| Qt Script | linguist | primary |
Wikidata says… (1)
File formats, image formats, audio codecs and other non-PL
entities that claim
.qs 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 |
|---|---|---|---|---|---|
| Qsplat Model Q60478916 file format | file format | — | — | — | Use as new PL ↗ |
Disambiguation rules (2)
Linguist heuristics that decide, by content, which language a
.qs file actually is.| Rule | Predicts | Kind | Predicates (truncated) | Measured on SWH |
|---|---|---|---|---|
h/linguist/.qs/0 | Q# | predicates | [{"kind": "any", "regexes": ["^((\\/{2,3})?\\s*(namespace|operation)\\b)"]}] | |
h/linguist/.qs/1 | Qt Script | predicates | [{"kind": "any", "regexes": ["(\\w+\\.prototype\\.\\w+|===|\\bvar\\b)"]}] |
SWH-mined examples (0)
No archived examples for .qs in our local mirror yet.