Best failing and flaky tests skills, page 8

Maintains existing pytest and Django test suites without weakening correctness.

PostHog/posthog

Converts engineering analytics (PR / CI) data into saved PostHog insights, dashboards, and subscriptions, and explains how to query the product data directly with SQL.

PostHog/posthog

Inspect every open non-draft PR for CI failures and unresolved Cursor Bugbot findings, then fix them on the existing PR branches.

fastrepl/anarlog

A skill your agent uses when writing E2E tests with Playwright, setting up test infrastructure, or debugging flaky browser tests.

AratKruglik/claude-laravel

Run mutant, read mutation reports, fix alive mutations, and verify coverage.

ThibautBaissac/rails_ai_agents

AI DevKit · Guide structured debugging before code changes by clarifying expected behavior, reproducing issues, identifying likely root causes, and agreeing on a fix plan with validation steps.

codeaholicguy/ai-devkit

AI DevKit · Test-driven development — write a failing test before writing production code.

codeaholicguy/ai-devkit

Stage 3 of the SDD pipeline — turn a ZettelFlow plan (in a GitHub issue comment) into an ordered TDD task checklist posted as a second issue comment.

RafaelGB/Obsidian-ZettelFlow

Suggests using Microsoft Testing Platform (MTP) hot reload to iterate fixes on failing tests without rebuilding.

microsoft/testfx

For dotnet test: figures out which test platform (VSTest vs Microsoft.Testing.Platform) a project uses from Directory.Build.props, global.json, and .csproj, then picks the matching command syntax.

microsoft/testfx

Apex test execution, coverage analysis, and test-fix loops with 120-point scoring.

Jaganpro/sf-skills

You have a SYMPTOM — crash, exception, wrong output, failing test, error string — and don't know which code is responsible.

redhat-et/ripwire

A skill your agent uses when writing React hook tests, encountering test failures, flaky tests, cross-file contamination, or "Hook timed out" errors - Bun test patterns with proper spy cleanup

udecode/kitcn

Troubleshoots common issues. An agent skill from serithemage/serverless-openclaw.

serithemage/serverless-openclaw

Monitor CI on a PR, diagnose failures, fix them, and re-push until green.

ZaxbyHub/opencode-swarm

Systematically investigate bugs, test failures, build errors, performance issues, or unexpected behavior by cycling through characterize-isolate-hypothesize-test steps.

tobihagemann/turbo

Fix compilation errors, linting issues, and test failures in the warp Rust codebase.

warpdotdev/common-skills

Implement the minimal code needed to make failing tests pass in the TDD green phase.

aiskillstore/marketplace

Generate failing tests for the TDD red phase to define expected behavior and edge cases.

aiskillstore/marketplace

Write, change, review, or fix tests in any language in this repository.

uw-syfi/vibesys

Autonomous iteration loops for .NET: drive a broken build or failing test suite to green with bounded iterations, progress detection, and fail-safe guards that prevent infinite retries and wasted…

codewithmukesh/dotnet-claude-kit

Debugs failing GitHub Actions CI runs for PostHog PRs, commits, and branches, and answers broad CI-health questions ("is CI red?", "is master green today?", "what's broken right now?").

PostHog/posthog

Diagnoses CI and pull-request pipeline health for a GitHub repo using the engineering analytics MCP tools — pull-requests (PR list with CI status), workflow-health (per-workflow CI trends), and…

PostHog/posthog

Catch the deterministic CI failures reachable from your diff before pushing, with hogli ci:preflight.

PostHog/posthog

A skill your agent uses when writing or reviewing Flutter/Dart tests (unit, widget, golden), fixing flaky tests, adding coverage, or choosing between unit and widget tests.

evanca/flutter-ai-rules

Playwright test debugging conventions for the scaffold — reading failure messages, classifying failure modes (TimeoutError, ZodError, strict-mode violation, locator not found, network errors, schema…

idavidov13/agentic-playwright

Write tests that pin real behavior instead of implementation details, config values, or lucky samples.

dzhng/skills

This skill should be used when the user asks to "fix pipelines", "fix CI", "check staging pipelines", "fix failing workflows", "fix failing actions", or wants to find and fix failing GitHub Actions…

a5c-ai/babysitter

Apex test execution, coverage analysis, and test-fix loops with 120-point scoring.

forcedotcom/sf-skills

Workflow for diagnosing, fixing, and verifying failing Terraform acceptance tests from GitHub issue URLs (detecting test-failure labels), direct prompts, or log files using Failure Scenario Decision…

GoogleCloudPlatform/magic-modules

Run local CI checks and verify GitHub Actions status. An agent skill from adam-s/intercept.

adam-s/intercept

Diagnose a reproducible failure, fix its cause, and verify the regression.

first-fluke/oh-my-agent

Land an existing PR — finds it, fixes CI failures iteratively, keeps the branch up to date with main, subscribes to PR events for continuous autofixing, and adds to merge queue.

dxos/dxos

Protect macOS, Ubuntu, Fedora, and Linux/WSL compatibility in this dotfiles repository.

wcygan/dotfiles

Test-Driven Repair — given a failing test, spawn a bounded headless claude -p (Read/Edit/Bash only) that makes the test pass without modifying it.

ruvnet/ruflo

Diagnose regressions, failing tests, runtime errors, and unexpected behavior before applying a fix.

rapidaai/voice-ai

Finds root cause before applying fixes for errors, crashes, regressions, failing tests, broken behavior, and screenshot-reported defects.

ninehills/skills

A skill your agent uses when adding or editing a GitHub Actions workflow, composite action, or reusable workflow under .github/ — new CI jobs, triggers, matrices, checkout/clone tuning, action…

PostHog/posthog

Guides an agent through reproducing, root-causing, fixing, and validating flaky tests in the PostHog monorepo.

PostHog/posthog

Playwright E2E testing patterns, Page Object Model, configuration, CI/CD integration, artifact management, and flaky test strategies.

aAAaqwq/AGI-Super-Team

A skill your agent uses when something is broken and the cause is unknown — a failing test, a crash, an error message, wrong output, a regression, a hang, or behaviour that differs between…

WrongStack/WrongStack

A skill your agent uses when writing, fixing, reviewing, or planning tests in any project, in whatever runner the project already uses.

WrongStack/WrongStack

Instrument code to support efficient git bisect by producing deterministic pass/fail signals and concise runtime summaries for each tested commit.

ArabelaTso/Skills-4-SE

E2E testing patterns, verification procedures, and CI readiness checklists using Playwright.

TheSoftwareHouse/copilot-collections

Infrastructure fix for broken builds, failed tests, stale state, and environment drift.

poteto/noodle

End-to-end runbook for adding or modifying a Flowfile node type across all four layers (flowfilecore settings/graph/template, flowfilefrontend UI registry, flowfileframe Python API, flowfilewasm…

Edwardvaneechoud/Flowfile

Exact per-package pytest/vitest/playwright commands, the registered pytest markers and which need Docker, the testutils Docker fixture matrix, the shared-test-DB isolation model and its failure…

Edwardvaneechoud/Flowfile

Gates whether a new test should exist and forces it to be efficient, protecting CI from low-value test bloat.

PostHog/posthog