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Features by release
The free-play topologies and tools the Kafka Simulator offers, and the version that introduced each one.
Reference 3 of 5
Updated 20 October 2026
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A version includes everything the earlier versions introduced. The roadmap lists the versions and their themes.
Features
| Feature | Since |
|---|---|
| Single-DC free-play sandbox | 1.0 |
| Active/passive two-region free play | 1.3 |
| Active/active two-region free play | 1.4 |
| Stretched 3-DC free play | 1.5 |
| Stretched 2.5-DC free play | 1.6 |
| Failure Lab | 1.7 |
| Kafka CLI terminal | 1.8 |
| Public playground URL format | 1.9 |
| Region and mirror-link editor (MirrorMaker 2 or Cluster Linking) | 1.9 |
| Governance free play: Schema Registry and authorization | 2.0 |
| Diskless topics (KIP draft) | 2.0 |
| Terminal mini-game: Log Snake | 2.0 |