# Profile ## Profile Frame Attributes Describes the origin of a single frame in a Profile. | Attribute | Type | Description | Examples | Stability | |---|---|---|---|---| | `profile.frame.type` | string | Describes the interpreter or compiler of a single frame. | `cpython` |  | `profile.frame.type` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | |---|---|---| | `cpython` | [Python](https://wikipedia.org/wiki/Python_(programming_language)) |  | | `dotnet` | [.NET](https://wikipedia.org/wiki/.NET) |  | | `jvm` | [JVM](https://wikipedia.org/wiki/Java_virtual_machine) |  | | `kernel` | [Kernel](https://wikipedia.org/wiki/Kernel_(operating_system)) |  | | `native` | [C](https://wikipedia.org/wiki/C_(programming_language)), [C++](https://wikipedia.org/wiki/C%2B%2B), [Go](https://wikipedia.org/wiki/Go_(programming_language)), [Rust](https://wikipedia.org/wiki/Rust_(programming_language)) |  | | `perl` | [Perl](https://wikipedia.org/wiki/Perl) |  | | `php` | [PHP](https://wikipedia.org/wiki/PHP) |  | | `ruby` | [Ruby](https://wikipedia.org/wiki/Ruby_(programming_language)) |  | | `v8js` | [V8JS](https://wikipedia.org/wiki/V8_(JavaScript_engine)) |  |