Node.js --prof vs py-spy
| Node.js --prof | py-spy | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Windows, macOS, Linux | Windows, macOS, Linux |
| Free plan | Yes | — |
| Profiling modes | sampling | sampling |
| Supported languages | JavaScript, C++ | Python; C; C++; Cython |
| CPU profiling | Yes | Yes |
| Deployment model | desktop | desktop |
| Thread profiling | — | Yes |
Both are listed in Best Profiling Software. On Inferse, Node.js --prof scores higher on our published basis.