.mq4
3 claimants
3 primary
0 secondary
shared primary (3)
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.
82.7K
total files
22.1K
first seen 2021–2025 (26.7%)
2018
median year (half its files since)
Case variants in archive: .mq4 (82.7K), .MQ4 (26), .Mq4 (2) — aggregated above.
Attribution status
This extension is attributed to MQL; MQL4; MQL5 as primary by 4 authoritative claims.
Claimants (4)
Languages that list
.mq4 among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| MQL | pygments | primary |
| MQL4 | linguist | primary |
| MQL4 | pygments | primary |
| MQL5 | pygments | primary |
Wikidata says… (1)
File formats, image formats, audio codecs and other non-PL
entities that claim
.mq4 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 |
|---|---|---|---|---|---|
| MetaQuote / MetaTrader indicator Q105862450 file format | file format | — | — | — | Use as new PL ↗ |
SWH-mined examples (0)
No archived examples for .mq4 in our local mirror yet.