.btm
2 claimants
1 primary
1 secondary
unambiguous primary
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.
26.1K
total files
2.0K
first seen 2021–2025 (7.6%)
2014
median year (half its files since)
Case variants in archive: .btm (25.6K), .BTM (412), .Btm (1), .bTm (1) — aggregated above.
Attribution status
This extension is attributed to 4DOS as primary by 1 authoritative claim.
Authoritative sources: ✗ Linguist · no claim ✗ Pygments · no claim ✓ Wikidata · Q238106 ✗ Wikipedia · no claim
Claimants (2)
Languages that list
.btm among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| 4DOS | wikidata | primary |
| Batchfile | wikidata | secondary |
Wikidata says… (2)
File formats, image formats, audio codecs and other non-PL
entities that claim
.btm 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 |
|---|---|---|---|---|---|
| 4DOS Q238106 command line interpreter | programming language; operating system shell | — | — | — | Use as new PL ↗ |
| batch file Q479833 script file for Microsoft computer operating systems | file format; script file | — | application/x-bat | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .btm in our local mirror yet.