Skills tagged debugging: 174 agent skills for Claude Code, page 2 of 2
pdf — Use this skill whenever the user wants to do anything with PDF files.
performance-optimization — Optimizes application performance across frontend, backend, queries, and databases.
physics-3d-collision — 3D PhysX collision and trigger diagnostics for MonoBehaviour-based Unity projects.
playwright-expert — Use when writing E2E tests with Playwright, setting up test infrastructure, or debugging flaky browser tests.
post-patch-validation — Validates security patches with reproducible baseline-versus-patched evidence, including original exploits, root-cause variants, behavior preservation.
postgres-pro — Use when optimizing PostgreSQL queries, configuring replication, or implementing advanced database features.
pr-improver — Runs an autonomous review-and-fix improvement loop over the current branch's changes until a PR review comes back clean.
pr-to-video — Turn a GitHub pull request (a PR URL, owner/repo#N, or 'this PR' in a checked-out repo) into a code-change explainer video — changelog, feature reveal, fix.
pre-mortem — Run a pre-mortem risk analysis on a PRD or launch plan.
prioritize-assumptions — Prioritize assumptions using an Impact × Risk matrix and suggest experiments for each.
python-pro — Use when building Python 3.11+ applications requiring type safety, async programming, or robust error handling. Generates type-annotated Python code.
rds-oracle — Diagnoses and resolves Amazon RDS for Oracle connectivity, authentication, networking, and driver troubleshooting.
rds-sqlserver — Provides connectivity, authentication, and troubleshooting guidance for Amazon RDS for SQL Server.
react-native-expert — Builds, optimizes, and debugs cross-platform mobile applications with React Native and Expo.
reasoning-trace-optimizer — Debug and optimize AI agents by analyzing reasoning traces, context degradation, tool confusion, instruction drift, repeated task failures.
redshift-guide — Amazon Redshift is NOT PostgreSQL — corrects PostgreSQL-derived LLM mistakes; covers Redshift-specific SQL, DDL, COPY/UNLOAD, system views, metadata discovery.
remotion-to-hyperframes — Port an existing Remotion (React) composition's source to HyperFrames HTML.
reproduce-and-fix-issues — Reproduce triaged Slack bugs through a configured app-control adapter, verify existing fixes.
run-smoke-tests — Run Playwright smoke tests, debug failures, and verify fixes
rust-engineer — Writes, reviews, and debugs idiomatic Rust code with memory safety and zero-cost abstractions.
rust-review — Performs comprehensive Rust security review for safe/unsafe boundary issues, memory safety in unsafe blocks, concurrency hazards, panic-induced DoS.
sandbox-next — Build or maintain Cloudflare Sandbox apps on @cloudflare/sandbox@next (SDK 1.0 preview). Use sandbox-migrate-to-next when porting a stable app.
sandbox-stable — Build or maintain Cloudflare Sandbox apps on the stable @cloudflare/sandbox package.
seam-craft — Render-correctness doctrine for scene-to-scene seams in HyperFrames launch videos — the prerequisites that make transitions composite correctly on the master.
secure-code-guardian — Use when implementing authentication/authorization, securing user input.
security-audit — Security guidance and vulnerability review for codebases, APIs, services, CLI tools, libraries, and daemons.
security-reviewer — Identifies security vulnerabilities, generates structured audit reports with severity ratings, and provides actionable remediation guidance.
sega-32x-gamedev — Create, improve, optimize, and port games for the Sega 32X (Sega Mars) using Chilly Willy's 32XDK toolchain and the DOOM 32X Resurrection (d32xr) codebase as.
sega-genesis-sgdk — Create, debug, optimize, and port games for the Sega Genesis / Mega Drive in C using SGDK (the Sega Genesis Development Kit).
sega-master-system-devkitsms — Program, build, debug, and port Sega Master System (and Game Gear / SG-1000) homebrew games in C with devkitSMS (SMSlib + PSGlib) and the SDCC Z80 compiler.
self-improvement-loops — This skill should be used when the harness, scaffold, workflow, or optimizer itself is the optimization target: recursive self-improvement (RSI) loops.
skill-creator — Create new skills, modify and improve existing skills, and measure skill performance.
skill-improver — Runs an autonomous review-and-fix improvement loop over a Claude Code skill until a review comes back clean, with a cross-round findings ledger.
skill-inspector — Review AI agent skills before installation using NVIDIA SkillSpector and source-aware semantic review.
spec-miner — Reverse-engineering specialist that extracts specifications from existing codebases.
srdf — MoveIt2 SRDF authoring, validation, and planning-semantics workflow.
statusline-generator — Installs, configures, customizes, or troubleshoots the Claude Code statusline (cwd, model, token counts).
strategy-red-team — Red-team a PRD, roadmap, or strategy by attacking its load-bearing assumptions before reality does.
surgical-patch — Fix bugs and small behavior changes at the narrowest responsible layer.
swift-expert — Builds iOS/macOS/watchOS/tvOS applications, implements SwiftUI views and state management, designs protocol-oriented architectures.
swiftui-expert-skill — Use when writing, reviewing, or refactoring SwiftUI code for iOS or macOS, including state and `@Observable` data flow, view composition, resizable layouts.
systematic-debugging — Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
tdd — Use only when the user explicitly asks for TDD, a failing test, or a regression test, OR when the bug has an obvious cheap local test target.
terminal-screenshot — Render a terminal CLI program's colored output to a PNG so Claude can actually SEE the real visual result — color contrast, alignment, background blocks.
test-driven-development — Drives development with tests using the red-green-refactor loop. Use when implementing any logic, fixing any bug, or changing any behavior.
test-master — Generates test files, creates mocking strategies, analyzes code coverage, designs test architectures.
test-scenarios — Create comprehensive test scenarios from user stories with test objectives, starting conditions, user roles, step-by-step actions, and expected outcomes.
thermo-nuclear-code-quality-review — Run an extremely strict maintainability review for abstraction quality, giant files, and spaghetti-condition growth.
thermo-nuclear-review — Comprehensive security and correctness audit of a branch's changes.
tool-design — This skill should be used for the tool-interface layer of an agent system specifically: writing tool descriptions agents can route on.
troubleshooting-application-failures — Troubleshoots failing applications by discovering and analyzing CloudWatch log groups to identify error patterns, root causes, and actionable solutions.
TUI Puppeteering with tmux — Use when automating or testing TUI/CLI applications - provides isolated tmux sessions with scripts for input, output capture, and state verification
tunnel-doctor — Diagnoses concrete tunnel and proxy-path failures across macOS and Windows/WSL: Tailscale routing, proxy env/system bypass, SSH double tunneling.
urdf — URDF robot description authoring and validation.
urp-postprocessing — Sets up, configures, and debugs URP post-processing effects using the Volume framework.
vercel-optimize — Use for Vercel cost and performance optimization on deployed projects, especially Next.js, SvelteKit, Nuxt, and limited Astro apps. Collect Vercel metrics.
vercel-react-best-practices — React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing.
vitest — Vitest fast unit testing framework powered by Vite with Jest-compatible API.
vue-testing-best-practices — Use for Vue.js testing. Covers Vitest, Vue Test Utils, component testing, mocking, testing patterns, and Playwright for E2E testing.
webapp-testing — Toolkit for interacting with and testing local web applications using Playwright.
websocket-engineer — Use when building real-time communication systems with WebSockets or Socket.IO. Invoke for bidirectional messaging, horizontal scaling with Redis.
why — Use for 'why does X work this way', 'why we picked Y', design rationale, regressions, postmortems, or data-backed thresholds.
windows-remote-desktop-connection-doctor — Diagnose Windows App (Microsoft Remote Desktop / Azure Virtual Desktop / W365 / direct PC) connection issues on macOS.
wrangler — Run or troubleshoot Wrangler CLI commands and configure Worker projects for local development, deployment, and Cloudflare resource management.
writing-guidelines — Review docs/prose for Writing Guidelines compliance.
xlsx — Use this skill any time a spreadsheet file is the primary input or output.