# NATS vs Apache Pulsar

| fact | NATS | Apache Pulsar |
|---|---|---|
| license | Apache-2.0 | Apache-2.0 |
| latest_version | null | null |
| gh_stars | 20,156 | 15,290 |
| gh_forks | 1,859 | 3,745 |
| gh_open_issues | 520 | 1,693 |
| releases_90d | 21 | 8 |

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