# NATS vs Apache Pulsar

| fact | NATS | Apache Pulsar |
|---|---|---|
| license | Apache-2.0 | Apache-2.0 |
| latest_version | null | null |
| gh_stars | 20,394 | 15,301 |
| gh_forks | 1,893 | 3,747 |
| gh_open_issues | 540 | 1,688 |
| releases_90d | 15 | 7 |

Details: [/tools/nats.md](/tools/nats.md), [/tools/pulsar.md](/tools/pulsar.md). Sources and capture dates per metric are in the tool files.