.em
2 claimants
1 primary
0 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.
48.5K
total files
7.7K
first seen 2021–2025 (15.9%)
2015
median year (half its files since)
Case variants in archive: .em (47.8K), .EM (745), .Em (4) — aggregated above.
Attribution status
This extension is attributed to EmberScript as primary by 1 authoritative claim.
Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✗ Wikidata · no claim △ Wikipedia · secondary
Claimants (2)
Languages that list
.em among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| EmberScript | linguist | primary |
| EuLisp | wikipedia | proposed |
SWH-mined examples (0)
No archived examples for .em in our local mirror yet.