| Apache Pulsar | RabbitMQ | |
|---|---|---|
| License | Apache-2.0 | — |
| Latest version | — | — |
| GitHub stars | 15,290 | 13,737 |
| GitHub forks | 3,745 | 4,018 |
| Open issues | 1,693 | 252 |
| Releases (90d) | 8 | 7 |
| npm downloads (week) | — | — |
Sources: official APIs (GitHub, npm, PyPI, crates.io). Capture dates shown on each tool page. Missing value = the source does not publish it ("—", never estimated).