Amazon SQS vs Apache Pulsar
| Amazon SQS | Apache Pulsar | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, Web | api, Linux, macOS, self-hosted, Windows |
| Free plan | Yes | Yes |
| Max message size | 1 MB | — |
Both are listed in Best Message Queue (MQ) Software. On Specifiction, Apache Pulsar scores higher on our published basis.