alternatives to
A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| Apache Pekko | Full replacement | 1.6k | Apache-2.0 | Open source | No | Scala | v1.7.1 | 2026-10-05 |
| Vert.x | Partial | 15k | Other | Open source | No | Java | 5.2.0 | 2026-10-06 |
2 alternatives
Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala
Fork of Akka 2.6 under Apache-2.0, with packages renamed to org.apache.pekko.
Vert.x is a tool-kit for building reactive applications on the JVM
Verticles exchange messages over an event bus, an actor-like model without Akka's supervision hierarchies.