Best failing and flaky tests skills for Claude Code, Codex and other agents.

Watches an open GitHub pull request until it merges, handling review comments, diagnosing CI failures and retrying flaky checks along the way.

openinterpreter/openinterpreter

Investigates failing Pester tests in PowerShell CI jobs by following a six-step workflow from pull request status to documented fix recommendations.

PowerShell/PowerShell

Guides changes and reviews of the Cucumber and Playwright end-to-end suite under `e2e/`: feature files, step definitions, support code, tags, locators and assertions.

langgenius/dify

A skill your agent uses when encountering any bug, test failure, or unexpected behavior, before proposing fixes

ultralisp/ultralisp

Investigates a stubbornly failing Playwright test as a possible product bug, using error output, screenshots, traces and server code, and writes a structured bug report.

appsmithorg/appsmith

Log genuine, recurring repository friction to .agents/PAPERCUTS.md — confusing setup, a flaky repo command or script, a misleading in-repo error, stale generated files, or a non-obvious gotcha that…

every-app/open-seo

Runs RustPython tests inside a Linux container built with Apple's container CLI, so macOS users can compare Linux results with their local ones.

RustPython/RustPython

Fixes failing Playwright specs by reading the error, classifying the cause in the test code and applying corrections that follow project conventions.

appsmithorg/appsmith

Iterate on a PR until CI passes. An agent skill from meshery/meshery-operator.

meshery/meshery-operator

Takes a GitHub or YouTrack issue for the Exposed project through reproduction, a failing test, a fix, validation and a pull request.

JetBrains/Exposed

Downloads Azure Pipelines CI logs for an Ansible pull request or build so the agent can analyze test failures, after asking you first.

ansible/ansible

Inspect, analyze, troubleshoot, or review Codacy findings and local analyzer/API helpers.

netdata/netdata

Build and install v86 (wasm + libv86.js + BIOS) into windows95.

felixrieseberg/windows95

Deep-dive diagnosis of a Playwright test failure already isolated to one Quay Prow/OpenShift CI run: downloads its GCS artifacts (results.json, JUnit, build/pod logs, Jaeger traces), classifies real…

quay/quay

Diagnoses failing CI pipelines and tests, deciding first whether the test or the implementation is at fault, and hands hard cases to a dedicated fixer subagent.

Chachamaru127/claude-code-harness

Investigates TiDB plan or test-result diffs that the change does not explain, ruling out failpoint setup and merge effects before expected outputs are updated.

pingcap/tidb

Run SWIG test suite for specific languages. An agent skill from swig/swig.

swig/swig

A skill your agent uses when CI tests fail on main branch after PR merge, when investigating flaky test failures, or when user provides a PR URL/number to aggregate all failing tests

payloadcms/payload

Fixes a React Router bug reported in a GitHub issue end to end: fetching the issue, validating the reproduction, writing a failing test and implementing the fix on a new branch.

remix-run/react-router

Applies a four-phase debugging routine that finds the root cause of a bug or failing test before any fix is written.

ChrisWiles/claude-code-showcase

Applies a stop-the-line rule and a step-by-step triage when tests fail, builds break or something stops working, aiming at the root cause instead of guesses.

addyosmani/agent-skills

Diagnoses a failed GreptimeDB fuzz CI job by pulling its GitHub Actions logs and fuzz artifacts, then matching the evidence to the local source code.

GreptimeTeam/greptimedb

Investigates a failed Opik end-to-end test from CI, TestOps or a local run, decides regression versus flake, and proposes a fix without editing tests.

comet-ml/opik

Upgrades a Python standard library module from CPython into RustPython with update_lib, then triages and marks the tests that still fail.

RustPython/RustPython

Scan all CI builds and tests, find failures, fetch error logs, and fix the code.

FastLED/FastLED

Fix a reported issue in Remix from a GitHub issue. An agent skill from remix-run/remix.

remix-run/remix

Fetch and diagnose vLLM Buildkite CI failure logs. An agent skill from guqiong96/Lvllm.

guqiong96/Lvllm

A skill your agent uses for every Kortix test task, behavior change, bug fix, refactor, API route change, CLI change, SDK change, browser journey, test failure, coverage question, local benchmark…

kortix-ai/suna

Diagnose any Quay Prow job failure end to end: prowjob.json - top-level build log - JUnit - resolved failing step - Playwright results.json when the failing step is Playwright, continuing through…

quay/quay

A skill your agent uses when encountering any bug, test failure, or unexpected behavior during spec-superflow execution, before proposing fixes.

MageByte-Zero/spec-superflow

Analyze Vortex GitHub Actions CI failures. An agent skill from vortex-data/vortex.

vortex-data/vortex

Triggers, re-runs and unblocks the CI checks on an ONNX Runtime pull request, after diagnosing whether a failure is transient or needs a code change.

microsoft/onnxruntime

Continuously monitor GitHub PR CI checks and automatically fix failures until all checks pass.

latitude-dev/latitude-llm

Runs a gated finish-line checklist before committing a PlotJuggler PJ4 change: build proof, red-test triage, hooks, docs freshness and a diff self-review.

PlotJuggler/PlotJuggler

Plans the smallest check that could disprove a code change in the OpenLogi project, then escalates through reproduction, focused tests and a final gate before a push.

AprilNEA/OpenLogi

Investigate and triage CI failures for dotnet/macios from Azure DevOps build URLs.

dotnet/macios

Reproduce a GitHub Actions Linux CI failure locally when it does not happen on your machine: a podman/docker image that mirrors the ubuntu-22.04 runner by reusing the real Tools/CI-linux-.sh install…

swig/swig

Create structured Jira tickets for Dynamo from bug reports, failing tests, or feature requests.

DynamoDS/Dynamo

Run and debug Agmente iOS end-to-end tests against a real local Codex CLI app-server instance.

rebornix/Agmente

Address review comments and CI failures for the current branch's PR

wysaid/android-gpuimage-plus

A skill your agent uses when encountering any bug, test failure, or unexpected behavior, before proposing fixes - four-phase framework (root cause investigation, pattern analysis, hypothesis…

ed3dai/ed3d-plugins

Run profile-driven bottleneck optimization across Apache Fory implementations (Java, C++, Python/Cython, Go, Rust, Swift, C, JavaScript/TypeScript, Dart, Kotlin, Scala).

apache/fory

Triage a flaky Playwright test end to end, from a Sippy signal to a written fix proposal: Sippy numbers and failing run URLs, Prow artifacts (or the access gap), the spec, a local reproduction, and…

quay/quay

Guides systematic root-cause debugging. An agent skill from abashev/vfs-s3.

abashev/vfs-s3

Investigates a failing RustPython test by comparing it with CPython, then either fixes it or gathers the details for an incompatibility report.

RustPython/RustPython

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

fastrepl/anarlog

Write, run, and debug WebDriverIO (WDIO) UI tests for the Ansible VS Code extension.

ansible/vscode-ansible

Triage failing GitHub PR checks: list failures with gh, fetch capped Actions logs, skip non-Actions checks, and summarize root cause.

Mentra-Community/MentraOS