JSON5 is a data format recognized by GitHub Linguist and used with .json5.
Quick facts
What is JSON5
JSON5 is a data format recognized by GitHub Linguist and used with .json5.
GitHub Linguist classifies JSON5 as a data format, typically using extensions such as .json5.
File extensions:
Related extensions
Related languages
Frequently asked questions
JSON5 is a data format recognized by GitHub Linguist and used with .json5.
Common extensions include .json5.
Sources & standards
Updated 2026-08-18
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