compare
Chaos Toolkit vs Pumba
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Chaos Toolkit | Pumba |
|---|---|---|
| Language | Python | Go |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 2k | 3.2k |
| Latest | 1.21.4 | 1.2.1 |
| Last push | 2026-10-05 | 2026-09-25 |
| Release cadence | about 1 day between releases | about 2 days between releases |
| Active contributors | 1 commit author on the default branch in the last 90 days | 1 commit author on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Gremlin. Alternatives to Gremlin →
PartialChaos ToolkitExperiments declared in JSON or YAML and run from a CLI, with drivers for clouds and Kubernetes, without an agent or UI.
PartialPumbaKills, pauses and degrades the network of Docker containers from a CLI.
Chaos Toolkit
Chaos Toolkit
✓ signed The latest release, 1.21.4, carries a signature GitHub verified.
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Pumba
✓ signed The latest release, 1.2.1, carries a signature GitHub verified.
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