Packagist98Exceptionalhealth index
PHP★ 2,264↓ 1.9M/moOct 21, 2026
RubyGems96Exceptionalhealth index
Ruby★ 272Sep 10, 2026
PyPI95Exceptionalhealth index
Python · HTML★ 3,411↓ 302M/moSep 9, 2026
PyPI94Exceptionalhealth index
HTML · Python★ 181↓ 2,380/moSep 12, 2026
RubyGems · npm94Exceptionalhealth index

simplecov-ruby/simplecovCode coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites
Ruby · TypeScript★ 4,919Aug 28, 2026
PyPI · crates.io91Excellenthealth index

Rul1an/assayOpen evidence profile for MCP tool actions. Enforce configured tool-call policies and record decisions and observations in offline-verifiable bundles. Optional Linux kernel controls. No hosted backend required.
Rust · Python · Shell★ 13↓ 4,222/moOct 13, 2026
PyPI91Excellenthealth index

gcovr/gcovrGenerate code coverage reports with gcc/gcov
Python★ 992↓ 3.4M/moAug 27, 2026
crates.io91Excellenthealth index

taiki-e/cargo-llvm-covCargo subcommand to easily use LLVM source-based code coverage (-C instrument-coverage).
Rust★ 1,478↓ 607.7K/moOct 19, 2026
npm91Excellenthealth index
TypeScript★ 497↓ 846.2K/moSep 10, 2026
NuGet90Excellenthealth index
C#★ 3,173Sep 9, 2026
NuGet89Excellenthealth index

danielpalme/ReportGeneratorReportGenerator converts coverage reports generated by coverlet, OpenCover, dotCover, Visual Studio, NCover, Cobertura, JaCoCo, Clover, gcov or lcov into human readable reports in various formats.
C#★ 3,094Sep 11, 2026
Packagist89Excellenthealth index
PHP · HTML★ 8,925↓ 16.5M/moAug 27, 2026
RubyGems · crates.io87Excellenthealth index

mbj/mutantMutation testing for Ruby. AI writes your code. AI writes your tests. But who tests the tests?
Ruby★ 2,189Sep 11, 2026
Packagist · npm86Excellenthealth index

studio-design/gessoGesso — OpenAPI 3.0/3.1/3.2 contract testing for PHP. Framework-independent core with Laravel, Symfony, Pest, and PSR-7 adapters. PHPUnit coverage, request/response validation, fuzzing, and drift detection.
PHP★ 10↓ 3,490/moOct 22, 2026
npm · crates.io84Excellenthealth index
Rust · JavaScript★ 25↓ 109.7K/moSep 9, 2026
npm84Excellenthealth index

ipfs/aegirAEgir - Automated JavaScript project building
JavaScript★ 105↓ 85K/moSep 30, 2026
npm83Excellenthealth index
TypeScript★ 18↓ 115M/moSep 16, 2026
npm · PyPI · crates.io83Excellenthealth index

jeremylongshore/intent-audit-harnessDeterministic test-policy enforcement and AI-proof containment for source repo quality gates. Hash-pins engineer-owned testing config so AI-proposed threshold weakening is blocked at pre-commit. Includes escape-scan, CRAP, architecture, bias, and Gherkin-lint gates.
Shell · Python · TypeScript★ 1↓ 16.3K/moSep 15, 2026
npm81Excellenthealth index
TypeScript★ 5↓ 4,191/moSep 18, 2026
RubyGems81Excellenthealth index
Ruby · Shell★ 10Sep 10, 2026
PyPI81Excellenthealth index
Python★ 313↓ 208.7K/moOct 16, 2026
crates.io · npm80Excellenthealth index

CorvidLabs/spec-sync📐 Bidirectional spec-to-code drift detection. Rust CLI and MCP server that catches undocumented exports and vanished symbols in CI.
Rust★ 6↓ 97/moSep 8, 2026
npm80Excellenthealth index

bcoe/c8output coverage reports using Node.js' built in coverage
JavaScript★ 2,119↓ 17.7M/moAug 27, 2026

SteveGilham/altcoverCross-platform coverage gathering and processing tool set for dotnet/.Net Framework and Mono
F#★ 532Sep 16, 2026
Packagist · npm77Goodhealth index
PHP★ 6↓ 2,089/moOct 7, 2026
crates.io77Goodhealth index
Rust★ 1↓ 15K/moOct 15, 2026

iFaxity/vite-plugin-istanbulA Vite plugin to instrument code for nyc/istanbul code coverage. In similar way as the Webpack Loader istanbul-instrumenter-loader. Only intended for use in development.
TypeScript★ 119↓ 4.1M/moAug 27, 2026
JavaScript★ 5,761↓ 32.2M/moSep 17, 2026
crates.io77Goodhealth index
Rust★ 398↓ 4,599/moSep 11, 2026
Python★ 2,063↓ 225M/moSep 16, 2026