.ecr
1 claimant
1 primary
0 secondary
unambiguous primary
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.
17.7K
total occurrences
5.4K
since 2019 (30.4%)
2010–2023
years active
Case variants in archive: .ecr (17.6K), .ECR (13), .Ecr (1) — aggregated above.
Attribution status
This extension is attributed to HTML+ECR as primary by 1 authoritative claim.
Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✗ Wikidata · no claim ✗ Wikipedia · no claim
Claimants (1)
Languages that list
.ecr among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| HTML+ECR | linguist | primary |
SWH-mined examples (0)
No archived examples for .ecr in our local mirror yet.