Code
What is a .r3d file?
A .r3d file is a Redcode RAW (R3D) Media File (version 1). This is a code, script or executable format. Confusingly, this extension has been used by 2 different formats over the years — they're all listed below.
This extension has been used by more than one format
2 different formats have claimed .r3d over the years, so two files with the same extension aren't necessarily the same kind of thing.
How to open a .r3d file
- VS Code opens and highlights nearly every text-based code format.
- Never run a script you didn't write or trust.
The registry records this extension against Redcode RAW (R3D) Media File, Redcode RAW (R3D) Media File, so software from that family is the most likely match.
How to convert a .r3d file
- Text-based code needs no conversion — just save with a different extension if a tool insists.
The technical record
For archivists, developers and the merely curious: these are the PRONOM registry entries for .r3d.
| Format name | Version | MIME type | PUID |
|---|---|---|---|
| Redcode RAW (R3D) Media File | 1 | — | fmt/588 |
| Redcode RAW (R3D) Media File | 2 | — | fmt/1038 |