Best test coverage skills, page 4

Defines .NET test strategy and implementation patterns across xUnit v3 (Facts, Theories, fixtures, IAsyncLifetime), integration testing (WebApplicationFactory, Testcontainers), Aspire testing…

novotnyllc/dotnet-artisan

Statically review KeeForge changes since a shipped release for behavior risks, documentation inconsistencies, i18n gaps, and missing test coverage.

KeeForge/KeeForge

Pseudo-mutation analysis ONLY: answer whether tests would catch a bug if production code changed, which meaningful changes would still pass, or which caller-visible mutations existing assertions…

dotnet/skills

Read-only verdict on whether an implementation meets its spec: each acceptance criterion classified, unintended changes flagged, test coverage checked.

changkun/wallfacer

A skill your agent uses whenever a pull request is opened, reopened, or synchronized in microsoft/apm to assess whether and how the documentation corpus must change to stay truthful with the…

microsoft/apm

Performs security-focused differential review of code changes (PRs, commits, diffs).

waybarrios/opencode-power-pack

A skill your agent uses when the user asks to "analyze competitors" or "竞品分析"; benchmarks competitor keywords, content, backlinks, AI citations, and traffic share into strengths, weaknesses, and an…

aaron-he-zhu/aaron-marketing-skills

Run tests scoped to the current patch vs origin/main, fix any failures found in those packages (this patch's own regressions or genuinely pre-existing ones alike), then fix genuine coverage gaps on…

cloudposse/atmos

UVM-based functional verification — testbench architecture, test planning, directed and constrained-random stimulus, functional and code coverage closure, formal assist, and regression sign-off.

hdl-tools/digital-chip-design-agents

Triages survived mutants and unnecessary test statements using Trailmark call-graph data, sorting them into false positives, missing unit tests and fuzzing targets.

trailofbits/skills

Routes mutation testing work with mewt or muton to the right workflow: configuring a campaign, hunting bugs in untested code, or reporting on surviving mutants.

trailofbits/skills

Uses mutation testing on cryptographic implementations to find coverage gaps, then writes new test vectors for the uncovered paths and compares kill rates to show they help.

trailofbits/skills

Audit and verify test coverage for a specific file or module, ensuring all custom logic branches, state transitions, and boundary conditions are covered while strictly eliminating dependency test…

r3bl-org/r3bl-open-core

Create or update visual test scenarios for a Kendo UI component in the HTML package.

telerik/kendo-themes

Reviews test code in GitHub pull requests for isolation, public-API contract coverage, AAA structure, and correct exception assertions.

axelixlabs/axelix

Maps existing tests to a game's critical paths, finds fixed bugs that lack regression tests and flags coverage drift as new features arrive.

Donchitos/Claude-Code-Game-Studios

Reviews the quality of test files and evidence documents per story, grading each ADEQUATE, INCOMPLETE, MISSING or NOT ASSESSED rather than only checking they exist.

Donchitos/Claude-Code-Game-Studios

Searches for duplicate code, duplicate tests, and dead code, then safely merges or removes them.

MelbourneDeveloper/dart_node

Generate traceability matrix and quality gate decision. An agent skill from bmad-code-org/bmad-method-test-architecture-enterprise.

bmad-code-org/bmad-method-test-architecture-enterprise

Self-review checklist for the coding agent to run before dispatching a reviewer.

danielvm-git/bigpowers

Specialized code quality evaluator for the Evaluate-Loop. An agent skill from Ibrahim-3d/orchestrator-supaconductor.

Ibrahim-3d/orchestrator-supaconductor

Review the current branch for bugs, intent fit, and test coverage; run or write tests; commit focused work; open or update a PR.

cursor/plugins

Run tests and analyze coverage gaps by module to reach 80% target

enuno/unifi-mcp-server

Cross-plan coherence critic for a whole roadmap. An agent skill from ayoubben18/ab-method.

ayoubben18/ab-method

Expand test automation coverage for codebase. An agent skill from chenjackle45/SayIt.

chenjackle45/SayIt

Gets your own codebase ready for an external security review: sets review goals, runs static analysis, raises test coverage, removes dead code and writes documentation.

trailofbits/skills

Reviews a pull request, commit or diff for security problems, using git history, caller counts and test coverage, and writes a markdown report.

trailofbits/skills

Bike Index's RSpec testing conventions — how to structure specs with context and let, what kinds of tests to write, and what to avoid (mocks, controller specs, testing private methods).

bikeindex/bike_index

Run MATLAB test suites and analyze results, including test filtering, parallel execution, result diagnostics, code coverage collection, gap analysis, and CI/CD with buildtool.

matlab/matlab-agentic-toolkit

Generates unit tests, integration tests, and E2E tests for React/Next.js applications.

alirezarezvani/claude-skills

Regenerate the coverage report and badges, or diagnose a wrong percentage, a 404ing badge, or a package showing 0%.

petarzarkov/dunx

Measure and improve test coverage meaningfully. An agent skill from petrkindlmann/qa-skills.

petrkindlmann/qa-skills

Staff-level codebase health review. An agent skill from getsentry/warden.

getsentry/warden

Measures and interprets what a fuzzing campaign actually reaches, using llvm-cov, lcov, or a fuzzer's own coverage output.

trailofbits/skills

Review pull requests in the SAP Deployment Automation Framework.

Azure/sap-automation

Slate v2 quality-gap Autoresearch shortcut. An agent skill from udecode/plate.

udecode/plate

Analyze test coverage gaps. An agent skill from alirezarezvani/claude-skills.

alirezarezvani/claude-skills

Add, review, and maintain Chromatic visual regression coverage in the Sanity monorepo via dev/storybook stories, the vitest browser-mode suite, and Playwright e2e snapshots.

sanity-io/sanity

Table-driven testler, subtestler, benchmark'lar, fuzzing ve test coverage içeren Go test desenleri.

affaan-m/ECC

Review a CV-CUDA operator's test coverage, including C++ correctness, required cross-layout parity, correctness rigor, and the Python API surface.

CVCUDA/CV-CUDA

Performs comprehensive codebase analysis covering architecture, code quality, security, performance, testing, and maintainability.

mhattingpete/claude-skills-marketplace

Discover test coverage gaps that could hide correctness defects

ben-manes/caffeine

Analyzes a Terraform resource schema and compares it to attributes used in the acceptance test suite (configs + assertions).

elastic/terraform-provider-elasticstack

以 ENABLETESTCOVERAGE=ON 构建、运行测试并生成 lcov 代码覆盖率报告, 复现 CI 的 coverage 流水线。用户要求"跑覆盖率"、"生成 coverage 报告"、查某模块覆盖情况时使用。

thun-res/vlink

Add missing test coverage for your local code changes by generating new test files (covers uncommitted and untracked changes, or the latest commit if everything is committed).

NeoLabHQ/context-engineering-kit

Analyzes test suites to identify redundant and duplicate test cases using coverage analysis, semantic similarity, and execution results.

ArabelaTso/Skills-4-SE

A skill your agent uses when creating a test plan for a blast radius.

withkynam/vibecode-pro-max-kit

Produce a standalone test plan by analyzing code for test coverage gaps and edge cases.

testdouble/han