.mrc
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.
828.9K
total occurrences
30.1K
since 2019 (3.6%)
1998–2023
years active
Case variants in archive: .mrc (828.8K), .MRC (95), .mRC (56), .MrC (16), .mrC (4) — aggregated above.
Attribution status
This extension is attributed to mIRC Script as primary by 1 authoritative claim.
Authoritative sources: ✓ Linguist ✗ Pygments · no claim ✗ Wikidata · no claim △ Wikipedia · secondary
Claimants (2)
Languages that list
.mrc among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| mIRC Script | linguist | primary |
| mIRC Script | wikipedia | proposed |
Wikidata says… (2)
File formats, image formats, audio codecs and other non-PL
entities that claim
.mrc 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 |
|---|---|---|---|---|---|
| MRC Q6717445 file format | file format | — | — | — | Use as new PL ↗ |
| MARC standards Q722609 digital formats for library cataloguing | file format; field of study | — | application/marc | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .mrc in our local mirror yet.