.json5
1 claimant
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.
305.6K
total files
242.7K
first seen 2021–2025 (79.4%)
2023
median year (half its files since)
Case variants in archive: .json5 (305.6K), .JSON5 (33) — aggregated above.
Attribution status
This extension is attributed to json5 as primary by 2 authoritative claims.
Claimants (2)
Languages that list
.json5 among their extensions. Strength reflects whether the upstream source treated it as their primary extension.| Language | Source | Strength |
|---|---|---|
| json5 | linguist | primary |
| json5 | pygments | primary |
SWH-mined examples (0)
No archived examples for .json5 in our local mirror yet.