Best Open Source Alternatives to Viktor

Compare the best free and open-source alternatives to Viktor — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated November 2026 · 1 alternatives

Viktor

Proprietary SaaS

Viktor alternatives compared

Open-source alternatives to Viktor, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Pearl	1,098	Apache-2.0		No	Apr 2026	Visit

Top open-source Viktor alternatives

Pearl1,098Apache-2.0

Pearl is an open-source Slack AI operator replacing black-box tools like Viktor with self-hostable TypeScript workflows and full execution observability.

vs Viktor: a free, open-source option you fully control, licensed Apache-2.0.

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EasyP

Promoted

The modern standard for Protobuf workflows

Lint, codegen, breaking-change checks and dependency management in one Git-native CLI. Open source, no registry lock-in.

lintgeneratebreakingeasyp.lock

go · ts · java generated

$ easyp breaking

backward compatible