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Tech riderRev. 20 Sept 2026

pytest-gremlins

Ch 195.7of 25 Mutation Testing Tools
  1. 1Runs onNot stated by the maker
  2. 2CostsNot stated by the maker
  3. 3Supported languagesPython
  4. 4Test frameworkspytest
  5. 5Incremental analysisYes
  6. 6Parallel executionYes
  7. 7Surviving mutant reportsYes
  8. 8Mutation quality gateYes
6 lines stated Written from the maker's own pages: github.com
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Overview

pytest-gremlins is ranked #19 of 25 in mutation testing tools on Specifiction.

Compared on mutation testing tools

Supported languages
Pythongithub.com
Test frameworks
pytestgithub.com
Incremental analysis
Yesgithub.com
Parallel execution
Yesgithub.com
Surviving mutant reports
Yesgithub.com
Mutation quality gate
Yesgithub.com
Mutation operators
comparison, boundary, boolean, arithmetic, returngithub.com

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Where it ranks on Specifiction

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