Coverage.py vs Istanbul
| Coverage.py | Istanbul | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Windows | — |
| Free plan | Yes | — |
| Coverage types | statement, branch | line, statement, function, branch |
| Supported languages | Python | JavaScript, TypeScript |
| Report formats | text, HTML, XML, LCOV, JSON | text, HTML, lcov |
| Self-hosted option | Yes | — |
| Coverage gates | Yes | Yes |
| Pull-request annotations | — | No |
Both are listed in Best Test Coverage Tools. On Everything Xiaomi, Coverage.py scores higher on our published basis.