Observable vs Pennant
| Observable | Pennant | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $2,225/mo | — |
| Open source | No | No |
| Platforms | self-hosted, Web | — |
| Free plan | Yes | — |
| Private projects | Yes | — |
| Real-time collaboration | — | Yes |
| Full-stack runtime | — | No |
| Deployment options | — | none |
Both are listed in Best Coding Playgrounds. On Everything Xiaomi, Observable scores higher on our published basis.