Celery vs River
| Celery | River | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | $125/mo |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted | self-hosted, Web |
| Deployment model | self_hosted | self_hosted |
| Custom retry policy | Yes | Yes |
| Scheduled jobs | Yes | Yes |
| Dead-letter queue | Yes | Yes |
| Official SDK languages | Python | Go, Python, Ruby, TypeScript |
| Free plan | — | Yes |
| Paid from | — | 125 /mo |
Both are listed in Best Task Queue Software. On Specifiction, River scores higher on our published basis.