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Saboteur

github.comInfrastructure

No liveness check has reached it yet; it has been in the index since 10 Oct 2026. How this is checked

Saboteur is an open-source Ruby mutation testing tool that uses per-test coverage to identify code changes that existing tests fail to detect. It helps Ruby developers assess test-suite effectiveness and locate weakly tested code.

Inferred · not functionally tested

Open SourceWebCLISelf-hosted
Saboteur preview
Visit github.com

Overview

4 features

Purpose: Finding inadequately tested Ruby code by checking whether tests detect intentional code mutations.

Inferred · not functionally tested

Audience: Ruby developers and software testing teams

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: indicated (inferred, not tested) · Self-hosting: indicated (inferred, not tested)

Recorded constraints: pricing: open_source · license: Open Source · platforms: WEB · deployment: browser, cli, self_hosted

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: github.com · rubygems.org. These links do not verify the individual claims.

Saboteur sits in PulseGate's Testing & QA category. Inferred · not functionally tested: It focuses on finding inadequately tested Ruby code by checking whether tests detect intentional code mutations. Inferred · not functionally tested: It is built as an open-source project for ruby developers and software testing teams. Basis unknown · not verified: Saboteur is open source under the Open Source license. Basis unknown · not verified: Saboteur is available on the web and the command line, and it can be self-hosted.

It is developed by Vamsi Pavan Mahesh. Inferred · not functionally tested: Among its 4 catalogued features are mutation testing, per-test coverage, and ruby support.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Mutation testing
  • Per-test coverage
  • Ruby support
  • Test effectiveness analysis

Topics: Inferred · not functionally tested

Tags
ruby-testingmutation-testingtest-coveragequality-assurance

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserCLISelf-hosted

Trust & compliance

License
Open Source
Public signals
HTTPSOpen SourceFree tier

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed10 Oct · 06:18 UTC
    saboteur seen via RubyGems newly published
    Source: RubyGems newly published · Open

Frequently asked questions about Saboteur

What is Saboteur?
Inferred · not functionally tested: Saboteur focuses on finding inadequately tested Ruby code by checking whether tests detect intentional code mutations. It is catalogued under Testing & QA on PulseGate.
Who is Saboteur for?
Inferred · not functionally tested: Saboteur is an open-source project built for ruby developers and software testing teams.
Is Saboteur free?
Basis unknown · not verified: Yes — Saboteur is open source under the Open Source license and free to use.
What platforms does Saboteur run on?
Basis unknown · not verified: Saboteur runs on the web and the command line. It can also be self-hosted.
Is Saboteur still active?
Unverified. Saboteur has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Saboteur?
Similar projects tracked by PulseGate include rulestamp-pg14-upgrade-blocker-lint, Closedtest Pro, and Sewlore Measurement Record Checker.rulestamp-pg14-upgrade-blocker-lintClosedtest ProSewlore Measurement Record Checker
Who develops Saboteur?
Saboteur is developed by Vamsi Pavan Mahesh.
Is Saboteur open source?
Basis unknown · not verified: Yes — Saboteur is open source under the Open Source license.

Also in Testing & QA

Same category — not a similarity match