Kattis vs NextJudge
| Kattis | NextJudge | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Linux, Web | api, Linux, self-hosted, Web |
| Free plan | Yes | — |
| Primary use | — | contests |
| Languages supported | — | C++, C, Python, PyPy, Java, JavaScript, TypeScript, Go, Rust, Ruby, Lua, Kotlin, Haskell |
| Custom challenges | — | Yes |
Both are listed in Best Coding Challenge Platforms. On Freedom251, Kattis scores higher on our published basis.