Testing

by pemsley

Best Practices for Model-Building Tools and Refinement

by pemsley

NCS Reference Guidance

by pemsley

Best practices for protein structure refinement and validation in Coot. Use when performing (1) Residue refinement operations, (2) Model building and fitting, (3) Rotamer fixing, (4) Scripted/automated refinement workflows, (5) Validation and correlation checking.

by pemsley

How to handle Unmodelled Density Blobs

by pemsley

Comprehensive structure validation combining model-to-map analysis and unmodeled density detection

by danielmeppiel

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by groupzer0

Core software engineering principles (SOLID, DRY, YAGNI, KISS) with detection patterns and refactoring guidance. Load when reviewing code quality, planning architecture, or identifying technical debt.

by groupzer0

TDD workflow and test strategy patterns including test pyramid, coverage strategies, mocking approaches, and anti-patterns. Load when writing tests, designing test strategies, or reviewing test coverage.

by solana-foundation

End-to-end Solana development playbook (Jan 2026). Prefer Solana Foundation framework-kit (@solana/client + @solana/react-hooks) for React/Next.js UI. Prefer @solana/kit for all new client/RPC/transaction code. When legacy dependencies require web3.js, isolate it behind @solana/web3-compat (or @solana/web3.js as a true legacy fallback). Covers wallet-standard-first connection (incl. ConnectorKit), Anchor/Pinocchio programs, Codama-based client generation, LiteSVM/Mollusk/Surfpool testing, and security checklists.

by instructure

Run unit tests and instrumentation tests for Canvas Android apps. Use when user mentions testing, running tests, JUnit, Espresso, or checking test results. Includes commands for Student, Teacher, and Parent apps.

by jpicklyk

Backend development with Kotlin, Spring Boot, REST APIs. Use for backend, api, service, kotlin, rest tags. Provides validation commands, testing patterns, and blocker scenarios.

by jpicklyk

Help users create hooks that integrate with Task Orchestrator's workflow cascade events. Works with any MCP client (Claude Code, Claude Desktop, Cursor, Windsurf, etc.). Use when user wants to create hooks, automate workflows, react to cascade events, or integrate git/testing with task management.

by jpicklyk

Comprehensive testing strategies, test automation, quality assurance with JUnit, MockK, Jest. Use for testing, test, qa, quality, coverage tags. Provides test patterns, validation commands, coverage targets.

by CloudAI-X

Guides test strategy, TDD/BDD approaches, test coverage planning, and testing best practices. Use when designing test suites, improving coverage, or choosing testing approaches.

by elithrar

Create and review Cloudflare Durable Objects. Use when building stateful coordination (chat rooms, multiplayer games, booking systems), implementing RPC methods, SQLite storage, alarms, WebSockets, or reviewing DO code for best practices. Covers Workers integration, wrangler config, and testing with Vitest.

by whawkinsiv

Turn ideas into clear, buildable specs for AI tools or stakeholder review. Use when starting features, planning projects, or when AI keeps building the wrong thing. Creates Quick Feature Specs (10-15 min) for immediate AI builds or Full Project Scopes (1-2 hours) for budget planning and contractor estimates.

by whawkinsiv

Test features before users find bugs. Use when feature is built, before deploying, or when bugs reported. Covers manual testing, edge cases, cross-browser testing, and testing checklists for non-technical founders.

by agentfront

Review a CodeRabbit PR comment and produce an action plan when prompted to analyze a review comment.

by iPlug2

Create a new iPlug2 plugin project by duplicating TemplateProject in the iPlug2OOS repository

by iPlug2

Build and run an iPlug2 iOS app in the iOS Simulator

by julianromli

Implement or extend a user-facing workflow in a web application, integrating with existing backend APIs. Use when the feature is primarily a UI/UX change backed by existing APIs, affects only the web frontend, and requires following design system, routing, and testing conventions.

by julianromli

Manage shadcn/ui components using MCP tools. Use when user needs to:(1) Add new shadcn components to a project(2) Build complex UI features requiring multiple components(3) Research component implementations and examples(4) Get component installation commandsTriggers: "add shadcn", "shadcn component", "build UI with shadcn", "install component", "create form", "create dialog"

by owid

Check .meta.yml and snapshot .dvc files for spelling typos using codespell. Use when user mentions typos, spelling errors, metadata quality, or wants to check metadata files for mistakes.

by ooiyeefei

Web app MVP launch checklist knowledge. Auto-triggered when conversation involves "launch readiness", "MVP checklist", "production ready", "go live", or pre-launch verification. Provides the 10-point criteria for what counts as "done" in each area. Based on "Realistic MVP Launch Checklist (from building 30+ apps)".

by decentpaste

Resize screenshots to App Store required dimensions. Use when uploading screenshots to App Store Connect fails with "dimensions are wrong" error. Supports iPhone 6.7", 6.5", 5.5" and iPad sizes.

by decentpaste

Remove alpha channel (transparency) from iOS app icons. Apple App Store rejects icons with transparency. Use this after regenerating app icons or before iOS archive/upload to fix the "Invalid large app icon - can't be transparent or contain an alpha channel" error.

by Chachamaru127

CIが赤くなったら呼んで。パイプライン消防隊、出動します。Use when user mentions CI failures, build errors, test failures, or pipeline issues. Do NOT load for: local builds, standard implementation work, reviews, or setup.

by Chachamaru127

ビルド検証、エラー復旧、レビュー修正の適用。Use when user mentions build verification, error recovery, applying review fixes, test failures, lint errors, or CI breaks. Do NOT load for: implementation work, reviews, setup, or new feature development.

by proffesor-for-testing

AI agents as force multipliers for quality work. Core skill for all 19 QE agents using PACT principles.

by axone-protocol

Best practices for designing CosmWasm smart contract APIs. Use when defining message types, designing execute/query interfaces, or optimizing API ergonomics.

by proffesor-for-testing

Comprehensive API testing patterns including contract testing, REST/GraphQL testing, and integration testing. Use when testing APIs or designing API test strategies.

by proffesor-for-testing

Chaos engineering principles, controlled failure injection, resilience testing, and system recovery validation. Use when testing distributed systems, building confidence in fault tolerance, or validating disaster recovery.

by proffesor-for-testing

Orchestrate quality engineering across CI/CD pipeline phases. Use when designing test strategies, planning quality gates, or implementing shift-left/shift-right testing.

by proffesor-for-testing

Cross-browser, cross-platform, and cross-device compatibility testing ensuring consistent experience across environments. Use when validating browser support, testing responsive design, or ensuring platform compatibility.

by proffesor-for-testing

Consumer-driven contract testing for microservices using Pact, schema validation, API versioning, and backward compatibility testing. Use when testing API contracts or coordinating distributed teams.

by proffesor-for-testing

Database schema validation, data integrity testing, migration testing, transaction isolation, and query performance. Use when testing data persistence, ensuring referential integrity, or validating database migrations.

by disler

Access Kalshi prediction market data including market prices, orderbooks, trades, events, and series information. Use when the user asks about prediction markets, Kalshi markets, betting odds, market prices, or needs to search or analyze prediction market data.

by proffesor-for-testing

Comprehensive mobile testing for iOS and Android platforms including gestures, sensors, permissions, device fragmentation, and performance. Use when testing native apps, hybrid apps, or mobile web, ensuring quality across 1000+ device variants.

by proffesor-for-testing

n8n expression syntax validation, context-aware testing, common pitfalls detection, and performance optimization. Use when validating n8n expressions and data transformations.

by proffesor-for-testing

Test application performance, scalability, and resilience. Use when planning load testing, stress testing, or optimizing system performance.

by proffesor-for-testing

Measure quality effectively with actionable metrics. Use when establishing quality dashboards, defining KPIs, or evaluating test effectiveness.

by proffesor-for-testing

Strategic regression testing with test selection, impact analysis, and continuous regression management. Use when verifying fixes don't break existing functionality, planning regression suites, or optimizing test execution for faster feedback.

by proffesor-for-testing

Focus testing effort on highest-risk areas using risk assessment and prioritization. Use when planning test strategy, allocating testing resources, or making coverage decisions.

by proffesor-for-testing

Test for security vulnerabilities using OWASP principles. Use when conducting security audits, testing auth, or implementing security practices.

by proffesor-for-testing

Test environment provisioning, infrastructure as code for testing, Docker/Kubernetes for test environments, service virtualization, and cost optimization. Use when managing test infrastructure, ensuring environment parity, or optimizing testing costs.

by GGPrompts

Browser automation via 70 tabz MCP tools. Use when taking screenshots, filling forms, debugging network requests, testing responsive design, or using text-to-speech notifications.

by paiml

Provides automated refactoring suggestions and complexity reduction strategies using PMAT(Pragmatic AI Labs MCP Agent Toolkit). Use this skill when:- User requests code refactoring, optimization, or improvement- Complexity analysis reveals high-complexity functions (cyclomatic > 10)- Code review identifies maintainability issues- Technical debt needs to be addressed systematically- Preparing legacy code for modernizationSupports 25+ languages with data-driven refactoring recommendations based on complexity metrics,mutation testing results, and industry best practices (Fowler's refactoring catalog).

by paiml

Analyzes polyglot codebases with multiple programming languages using PMAT(Pragmatic AI Labs MCP Agent Toolkit). Use this skill when:- Working with projects containing multiple programming languages- Assessing cross-language integration patterns and quality- Understanding language distribution and architectural boundaries- Comparing quality metrics across language ecosystems- Identifying language-specific best practices violationsSupports 25+ languages including Rust, Python, TypeScript, JavaScript, Go, C++, Java,Ruby, PHP, Swift, Kotlin, C, C#, Scala, Haskell, Elixir, Clojure, Dart, Lua, R, and more.Provides unified quality assessment across heterogeneous codebases.

by NakanoSanku

Analyze any website's UI style using ChromeDevTools to extract precise CSS tokens, animations, and interaction states. Handles complex sites and anti-bot measures by guiding the user. Triggers on "analyze this site", "extract UI style", "create design system from [URL]", or "learn visual style".

by hiromaily

Address PR review comments by selecting appropriate skills based on modified files. Use when fixing review feedback on pull requests.

by ZhangHanDong

CRITICAL: Use for error handling. Triggers: Result, Option, Error, ?, unwrap, expect, panic, anyhow, thiserror, when to panic vs return Result, custom error, error propagation, 错误处理, Result 用法, 什么时候用 panic

by ZhangHanDong

CRITICAL: Use for domain modeling. Triggers: domain model, DDD, domain-driven design, entity, value object, aggregate, repository pattern, business rules, validation, invariant, 领域模型, 领域驱动设计, 业务规则

by mitkox

Create Docker configuration for ASP.NET Core applications

by mitkox

Create GitHub Actions CI/CD pipelines for .NET applications

by mitkox

Generate Kubernetes manifests and Helm charts for .NET applications

by mitkox

Implement repository pattern with Unit of Work for EF Core

by hiromaily

Solidity smart contract development workflow. Use when modifying smart contracts in apps/eth-contracts/contracts/.

by NTCoding

Force honest confidence assessment before claiming conclusions. Triggers on 'root cause identified', 'problem identified', 'complete clarity'. Express confidence as percentage, explain what's stopping 100%, validate assumptions before presenting.

by NTCoding

Comprehensive data visualization skill covering visual execution and technical implementation. Includes perceptual foundations, chart selection, layout algorithms, and library guidance. Triggers on: charts, graphs, dashboards, 'visualize', 'plot', data presentation, D3, Recharts, Victory.

by NTCoding

Design, refactor, analyze, and review code by applying the principles and patterns of tactical domain-driven design. Triggers on: domain modeling, aggregate design, 'entity', 'value object', 'repository', 'bounded context', 'domain event', 'domain service', code touching domain/ directories, rich domain model discussions.

by NTCoding

Principles for writing effective, maintainable tests. Covers naming conventions, assertion best practices, and comprehensive edge case checklists. Based on BugMagnet by Gojko Adzic. Triggers on: writing any test, 'add tests', test review, test naming, assertion choices, edge case coverage, 'what should I test', test structure decisions.

by Yeachan-Heo

Enforces baseline comparisons, cross-validation, interpretation, and leakage prevention for ML pipelines

by Yeachan-Heo

Enforces baseline comparisons, cross-validation, interpretation, and leakage prevention for ML pipelines

by regenrek

Use when operating peky from the CLI or TUI, especially for AI agents who need reliable, low-error procedures. Covers how to target sessions/panes correctly, use scopes, avoid confirmation prompts, and keep CLI/TUI/daemon in sync.

by einverne

Guide for building applications on Cloudflare's edge platform. Use when implementing serverless functions (Workers), edge databases (D1), storage (R2, KV), real-time apps (Durable Objects), AI features (Workers AI, AI Gateway), static sites (Pages), or any edge computing solutions.

by einverne

将当前分支部署到测试环境。当用户要求部署、发布到测试或在 staging 环境测试时使用

by corvo007

Electron main process and IPC development guidelines for Gemini-Subtitle-Pro. Use when working with IPC handlers, preload scripts, native integrations (ffmpeg, whisper, yt-dlp), file system operations, and desktop-specific features. Covers security requirements, IPC patterns, and cross-process communication.

by hatayama

Clear Unity console logs. Use when: clearing console before tests, starting fresh debugging session, or when user asks to clear logs. Removes all log entries from Unity Console.

by hatayama

Get Unity Hierarchy structure. Use when: inspecting scene structure, exploring GameObjects, checking parent-child relationships, or when user asks about hierarchy. Returns the scene's GameObject tree with components.

by hatayama

Check Unity Console logs. Use when: checking logs, debugging errors, investigating failures, or when user asks about console output. Key options: --log-type (Error/Warning/Log/All), --max-count, --search-text. Retrieves errors, warnings, and Debug.Log messages.

by hatayama

Get Unity Search provider details via uloop CLI. Use when you need to: (1) Discover available search providers, (2) Understand search capabilities and filters, (3) Configure searches with specific provider options.

by hatayama

Sample hello world tool via uloop CLI. Use when you need to test the MCP tool system or see an example of custom tool implementation.