compare

ChaosBlade vs Pumba

The same facts for both, read from GitHub every night, and the relation a person reviewed.

ChaosBlade vs Pumba
Fact	ChaosBlade	Pumba
Language	Python	Go
Licence	Apache-2.0	Apache-2.0
Stars	6.5k	3.2k
Latest	v1.8.1	1.2.1
Last push	2026-10-05	2026-09-25
Release cadence	about 8 days between releases	about 2 days between releases
Active contributors	2 commit authors 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 →
Full replacementChaosBladeCPU, memory, disk, network, process and JVM faults on hosts, containers and Kubernetes.
PartialPumbaKills, pauses and degrades the network of Docker containers from a CLI.