Software Development AI agent skills

13,359 skills in the archive. Read a skill’s instructions or open its original repository.

• Check Bounded Contexts

  by @dykyi-roman

  Analyzes bounded context boundaries in DDD projects. Detects cross-context coupling, shared kernel violations, context mapping issues, and ubiquitous language inconsistencies. Generates context map diagrams and boundary…

• Blockchain Web3

  by @travisjneuman

  Solidity smart contracts, Web3 development, DeFi protocols, NFTs, EVM chains, Hardhat/Foundry tooling, and blockchain security. Use when writing smart contracts, building dApps, auditing contract security, or integrating Web3…

• Application Security

  by @travisjneuman

  OWASP Top 10 with code examples, SAST/DAST tools, dependency scanning, CSP headers, and input validation patterns. Use when hardening applications, reviewing security posture, or implementing defensive coding practices.

• Event Driven Architecture

  by @travisjneuman

  Kafka, RabbitMQ, SQS/SNS, event sourcing, CQRS, saga patterns, dead letter queues, and idempotency. Use when designing asynchronous systems, implementing message-driven workflows, or building event streaming pipelines.

• Analyze Coupling Cohesion

  by @dykyi-roman

  Analyzes coupling and cohesion metrics in PHP codebases. Calculates Afferent/Efferent coupling (Ca/Ce), LCOM metrics, instability index, and abstractness. Identifies highly coupled modules and low cohesion classes.

• Analyze Php Logs

  by @dykyi-roman

  Parses and analyzes PHP application logs in PSR-3/Monolog, Laravel, Symfony, and plain error_log formats. Extracts exceptions, stack traces, request context, error frequency, and correlates related errors.

• Generic Feature Developer

  by @travisjneuman

  Guide feature development with architecture patterns for any tech stack. Covers frontend, backend, full-stack, and automation projects. Use when adding new features, modifying systems, or planning changes.

• Ar Vr Xr

  by @travisjneuman

  AR/VR/XR development with Unity XR, WebXR, ARKit, ARCore, Meta Quest SDK, and spatial computing. Use when building augmented reality, virtual reality, mixed reality applications, or spatial experiences.

• Electron Desktop

  by @travisjneuman

  Desktop application development with Electron for Windows, macOS, and Linux. Use when building cross-platform desktop apps, implementing native OS features, or packaging web apps for desktop.

• Flutter Development

  by @travisjneuman

  Cross-platform development with Flutter and Dart for iOS, Android, Web, Desktop, and embedded. Use when building Flutter apps, implementing Material/Cupertino design, or optimizing Dart code.

• Database Expert

  by @travisjneuman

  Advanced database design and administration for PostgreSQL, MongoDB, and Redis. Use when designing schemas, optimizing queries, managing database performance, or implementing data patterns.

• Check Doc Examples

  by @dykyi-roman

  Verifies code examples in documentation. Checks that class names, method signatures, namespaces, and imports match actual codebase. Detects outdated and misleading examples.

• Analyze Test Coverage

  by @dykyi-roman

  Analyzes PHP codebase for test coverage gaps. Detects untested classes, methods, branches, exception paths, and edge cases. Provides actionable recommendations.

• Debug Systematic

  by @travisjneuman

  Systematic 4-phase debugging methodology for complex, intermittent, or mysterious issues. Use when investigating bugs, race conditions, or unexplained failures.

• Check Aggregate Consistency

  by @dykyi-roman

  Audits DDD aggregate design rules. Checks single transaction boundary, identity by root, invariant enforcement, small aggregates, and consistency boundaries.

• Adr Template

  by @dykyi-roman

  Generates Architecture Decision Records (ADR) for PHP projects. Creates structured decision documentation with context, decision, and consequences.

• Auto Claude

  by @travisjneuman

  Autonomous multi-agent coding with git worktree isolation, QA validation, and memory. Use for complex features requiring autonomous implementation.

• Check Consistency

  by @dykyi-roman

  Analyzes PHP code for consistency issues. Detects mixed coding styles, inconsistent patterns, API inconsistencies, naming convention violations.

• Check Authentication

  by @dykyi-roman

  Analyzes PHP code for authentication issues. Detects weak password handling, insecure sessions, missing auth checks, token vulnerabilities.

• Bug Root Cause Finder

  by @dykyi-roman

  Root cause analysis methods for PHP bugs. Provides 5 Whys technique, fault tree analysis, git bisect guidance, and stack trace parsing.

• Check Docker Layer Efficiency

  by @dykyi-roman

  Checks Docker layer efficiency for PHP builds. Analyzes layer ordering, cache utilization, and identifies optimization opportunities.

• Agent Contacts

  by @aAAaqwq

  AI agent contacts — add, list, remove MCP contacts. Use when someone gives an agent URL, or when you need to view/remove contacts.

• Bug Impact Analyzer

  by @dykyi-roman

  Analyzes bug fix blast radius. Determines affected code, dependencies, callers/callees, and potential side effects of changes.

• Agent Teams

  by @travisjneuman

  Team composition knowledge for Claude Code Agent Teams - when to suggest teams, optimal sizing, spawn prompt patterns

• Ast Coo

  by @aAAaqwq

  COO (Andy Grove)｜需要运营计划与执行节奏、责任与依赖映射、跨部门流程与 SOP 设计、产能规划或异常恢复安排时调用。 不适用：产品范围取舍、技术架构选型、财务预算与定价决策，或需要独立证据复核与放行门判定。

• Authentication Patterns

  by @travisjneuman

  OAuth 2.0, JWT, SSO, MFA, NextAuth/Clerk/Supabase Auth implementation patterns

• Email

  by @antoniolg

  Manage inbox email. Uses the inbox script and stores metadata (ids) to open or archive messages later.

• Google Chat

  by @antoniolg

  Read Google Chat spaces/threads via the Chat API, create/refresh OAuth tokens, parse Gmail Chat URLs, and list spaces. Use when asked to look up or verify messages in Google Chat or when you need API access to Chat from the CLI.

• Bird Cli

  by @antoniolg

  Read-only usage of the bird CLI for X/Twitter accounts (timelines, mentions, and analysis). Trigger when asked to inspect whoami, timelines, mentions, replies, search, or reporting tasks without account mutations.

• Android Cli

  by @antoniolg

  Orchestrates Android development tasks including project creation, deployment, SDK management, and environment diagnostics using the `android` command-line tool.

• Zoom Recordings Manager

  by @antoniolg

  List, download, and delete Zoom recordings via the API (OAuth). Use when you need to manage recordings at scale.

• Create Cli

  by @antoniolg

  Design command-line interface parameters and UX: arguments, flags, subcommands, help text, output formats, error messages, exit codes, prompts, config/env precedence, and safe/dry-run behavior. Use when you’re designing a CLI…

• Oracle

  by @antoniolg

  Use the @steipete/oracle CLI to bundle a prompt plus the right files and get a second-model review (API or browser) for debugging, refactors, design checks, or cross-validation.

• Memory System

  by @wasintoh

  Tiered, low-token project memory protocol for .toh/memory/ — 7 files across 3 tiers (Tier 1 active.md + summary.md always read, ~800 tokens; Tier 2 architecture/components for build work and changelog for debug work; Tier 3…

• Neon Auth

  by @neondatabase

  Add authentication to a new app. Use for "add auth", "add login", Neon Auth (Managed Better Auth), identity routing, sign-up, sign-in, password reset, email OTP, magic links, organizations, phone OTP, OAuth, passkeys, MFA,…

• Neon Postgres Egress Optimizer

  by @neondatabase

  Diagnose and fix excessive Postgres egress (network data transfer) in a codebase. Use when a user mentions high database bills, unexpected data transfer costs, network transfer charges, egress spikes, "why is my Neon bill so…

• Platform Specialist

  by @wasintoh

  Doc-driven platform integration expert. Converts a web app to LINE MINI App (LIFF SDK), PWA (Next.js 16), and Capacitor (iOS/Android). Expo & Tauri are secondary/legacy. ปรัชญาหลัก: ดึง docs จริงล่าสุดก่อนเขียนโค้ดเสมอ — ไม่…

• Engineer Harness

  by @wasintoh

  Shared delivery harness for the main commands (/toh, /toh-plan, /toh-fix, /toh-vibe) — senior-engineer tool selection rules (search real docs, reproduce before diagnosing, verify by running), THE EVIDENCE RULE (only a quoted…

• Version Control

  by @wasintoh

  Natural-language undo, rollback, and checkpoints that hide git entirely — "ย้อนกลับ", "undo", "ไม่เอาแล้ว", "เอาอันเดิมคืน" map to safe git stash/revert/checkpoint operations with cleanup and dev-server restart, reported in…

• Debug Protocol

  by @wasintoh

  Evidence-first debugging in 5 stages — REPRODUCE, EVIDENCE, DIAGNOSE, FIX, PROVE. Never touch code before the root cause is stated with evidence; fix the source, not the symptom; hand dead-end investigations to the…

• Progress Tracking

  by @wasintoh

  Visual progress reporting — progress bars, done / in-progress / remaining checklists, and completion estimates so a non-technical user always knows where the build stands. Transparency without overwhelm. Use during multi-step…

• Preview Mode

  by @wasintoh

  Show-before-commit previews — after completing work, present what changed as a live dev-server URL or a concise plain-language description so the user can confirm or request changes with confidence. Use when delivering visible…

• Mastra

  by @mastra-ai

  Comprehensive Mastra framework guide for building agents, workflows, tools, memory, workspaces, and storage with current APIs. Use for documentation lookup, API verification, TypeScript setup, common errors, migrations, and…

• Glb Web Export

  by @pascalorg

  Audit a .glb or .gltf and make it small, correct, and fast to load in a browser, with a measured before/after report. Use when a model is "too big" or "slow to load", when the user asks to "optimize this GLB", "compress this…

• Agent Collaboration

  by @pascalorg

  Multi-model agent orchestration using specialized agents for planning, coding, research, math/science, visual analysis, and adversarial review. Use when tasks are complex enough to benefit from different models' strengths, when…

• Rspack Debugging

  by @rstackjs

  Debug native Rspack crashes, segmentation faults, deadlocks, or stuck builds with LLDB and matching debug symbols.

• Sveltekit Data Flow

  by @spences10

  SvelteKit data flow guidance. Use for load functions, form actions, server/client data, and invalidation. Covers +page.server.ts vs +page.ts, serialization, fail(), redirect(), error(), invalidateAll().

• Rstest Debugging

  by @rstackjs

  Diagnose Rstest startup, build, runtime, logging, memory, or performance problems using traces and comparable measurements.

• Svelte Components

  by @spences10

  Svelte component patterns. Use for web components, component libraries (Bits UI, Ark UI, Melt UI), form patterns, or third-party integration.

• Rspack Tracing

  by @rstackjs

  Capture or analyze Rspack build traces to locate slow compiler phases, plugins, loaders, or the last events before a build failure.

• Svelte Template Directives

  by @spences10

  Svelte template directives ({@attach}, {@html}, {@render}, {@const}, {@debug}). Use for DOM manipulation, third-party libs, tooltips, canvas, dynamic HTML. @attach replaces use: actions.

• Migrate To Rslib

  by @rstackjs

  Migrate tsc or tsup library projects to Rslib.

• Migrate To Rslint

  by @rstackjs

  Migrate ESLint or other linters to Rslint. Use when asked to replace ESLint flat config, lint scripts, VS Code ESLint settings, inline directives, rules, presets, plugins, or lint dependencies with Rslint equivalents.

• Svelte Styling

  by @spences10

  Svelte CSS styling patterns. Use for scoped styles, CSS custom properties, style: directive, :global, or styling child components.

• Rspack Split Chunks

  by @rstackjs

  Diagnose or tune Rspack splitChunks for duplicate modules, route over-fetching, cache groups, caching, or oversized chunks.

• Sveltekit Remote Functions

  by @spences10

  SvelteKit remote functions guidance. Use for query(), form(), command(), and prerender() patterns in .remote.ts files.

• Rslib Modern Package

  by @rstackjs

  Design, modernize, or review JS/TS npm packages using an opinionated Rslib baseline for ESM, exports, types, dependencies, and release readiness.

• Rsbuild Best Practices

  by @rstackjs

  Configure, review, or troubleshoot Rsbuild applications, including build/dev commands, assets, type checking, and bundle optimization.

• Rspack Best Practices

  by @rstackjs

  Configure, review, or troubleshoot Rspack builds, including loaders, CSS, assets, type checking, bundle optimization, and profiling.

• Rslib Best Practices

  by @rstackjs

  Configure, review, or troubleshoot Rslib library builds, output formats, declarations, dependency handling, and integrations.

• Refui

  by @SudoMaker

  Build, debug, and migrate rEFui applications using a self-contained guide to retained-mode signals, component lifecycles, memo/keepAlive factories, lists, async UI, DOM/HTML/Reflow renderers, JSX modes, directives, and HMR. Use…

• Continuous Learning V2

  by @mturac

  フックを介してセッションを観察し、信頼度スコアリング付きのアトミックなインスティンクトを作成し、スキル/コマンド/エージェントに進化させるインスティンクトベースの学習システム。

• Blueprint

  by @mturac

  1行の目的を複数セッション、複数エージェントエンジニアリングプロジェクト向けのステップバイステップ構築計画に変換します。各ステップには自己完結型コンテキストブリーフがあり、新しいエージェントがそれをコールドで実行できます。 敵対的なレビューゲート、依存グラフ、平行ステップ検出、アンチパターンカタログ、計画変更プロトコルを含みます。…

• Data Scraper Agent

  by @mturac

  任意のパブリックソース（ジョブボード、価格、ニュース、GitHub、スポーツなど）用の完全自動化されたAI搭載データ収集エージェントを構築します。スケジュールでスクレイプし、無料LLM（Gemini Flash）でデータを豊かにし、Notion/Sheets/Supabaseに結果を保存し、ユーザーフィードバックから学習します。GitHub…

• Database Migrations

  by @mturac

  PostgreSQL、MySQL、一般的なORM（Prisma、Drizzle、Kysely、Django、TypeORM、golang-migrate）全体のスキーマ変更、データマイグレーション、ロールバック、ゼロダウンタイムデプロイメントのためのデータベースマイグレーションベストプラクティス。

• Code Tour

  by @mturac

  CodeTour `.tour`ファイルを作成 — ペルソナターゲット、ステップバイステップウォークスルー（実際のファイルとラインアンカー付き）。オンボーディングツアー、アーキテクチャウォークスルー、PRツアー、RCAツアー、構造化「これがどのように機能するかを説明」リクエストに使用。

• Agentic Os

  by @mturac

  OpenAI Codex 上に永続的なマルチエージェントオペレーティングシステムを構築します。カーネルアーキテクチャ、スペシャリストエージェント、スラッシュコマンド、ファイルベースのメモリ、スケジュールされた自動化、外部データベースなしの状態管理をカバーします。

• Codebase Onboarding

  by @mturac

  不慣れなコードベースを分析し、アーキテクチャマップ、主要なエントリポイント、規約、スターターCODEX.mdを含む構造化オンボーディングガイドを生成します。新しいプロジェクトに参加するか、リポでOpenAI Codexを初めてセットアップする場合に使用します。

• Configure Ecc

  by @mturac

  Everything OpenAI Codex のインタラクティブなインストーラー — スキルとルールの選択とインストールをユーザーレベルまたはプロジェクトレベルのディレクトリへガイドし、パスを検証し、必要に応じてインストールされたファイルを最適化します。

• Agent Eval

  by @mturac

  カスタムタスクでコーディングエージェント（OpenAI Codex、Aider、Codex など）をヘッドツーヘッドで比較し、合格率、コスト、時間、一貫性のメトリクスを測定します

• Cpp Testing

  by @mturac

  C++ テストの作成/更新/修正、GoogleTest/CTest の設定、失敗またはフレーキーなテストの診断、カバレッジ/サニタイザーの追加時にのみ使用します。

• Autonomous Loops

  by @mturac

  自動OpenAI Codexループのパターンとアーキテクチャ — シンプルな順序パイプラインからRFC駆動マルチエージェントDAGシステムまで。

• Bun Runtime

  by @mturac

  ランタイムとしてのBun、パッケージマネージャー、バンドラー、テストランナー。Bun対Nodeを選択する場合、移行メモ、Vercelサポート。

• Cost Aware Llm Pipeline

  by @mturac

  LLM APIの使用量のコスト最適化パターン — タスクの複雑さによるモデルルーティング、予算追跡、リトライロジック、プロンプトキャッシング。

• Coding Standards

  by @mturac

  TypeScript、JavaScript、React、Node.js開発のための汎用コーディング標準、ベストプラクティス、パターン。

• Continuous Learning

  by @mturac

  OpenAI Codexセッションから再利用可能なパターンを自動的に抽出し、将来の使用のために学習済みスキルとして保存します。

• Frontend React Router Best Practices

  by @sergiodxa

  React Router performance and architecture patterns. Use when writing loaders, actions, forms, routes, or working with React Router data fetching. Triggers on tasks involving React Router routes, data loading, form handling, or…

• Frontend React Best Practices

  by @sergiodxa

  React performance optimization guidelines. Use when writing, reviewing, or refactoring React components to ensure optimal rendering and bundle patterns. Triggers on tasks involving React components, hooks, memoization, or bundle…

• Owasp Security Check

  by @sergiodxa

  Security audit guidelines for web applications and REST APIs based on OWASP Top 10 and web security best practices. Use when checking code for vulnerabilities, reviewing auth/authz, auditing APIs, or before production deployment.

• Frontend Js Best Practices

  by @sergiodxa

  JavaScript performance optimization guidelines. Use when writing, reviewing, or refactoring JavaScript/TypeScript code to ensure optimal performance patterns. Triggers on tasks involving loops, data structures, DOM manipulation,…

• Ruby On Rails Best Practices

  by @sergiodxa

  Ruby on Rails architecture and coding patterns from Basecamp. Use when writing, reviewing, or refactoring Rails code to follow proven conventions for models, controllers, jobs, and concerns. Triggers on tasks involving Rails…

• Frontend Testing Best Practices

  by @sergiodxa

  Testing best practices for the frontend. Emphasizes E2E tests over unit tests, minimal mocking, and testing behavior over implementation details. Use when writing tests or reviewing test code.

• Skill Writing Best Practices

  by @sergiodxa

  Guidelines for creating AI agent skills. Use when writing new skills, documenting coding patterns, or reviewing skill files. Triggers when creating or modifying files in the skills/ directory.

• Frontend Async Best Practices

  by @sergiodxa

  Async/await and Promise optimization guidelines. Use when writing, reviewing, or refactoring asynchronous code to eliminate waterfalls and maximize parallelism. Triggers on tasks involving data fetching, loaders, actions, or…

• Apx

  by @databricks-solutions

  Quick reference for building full-stack Databricks Apps with apx (React + FastAPI). Use when working on apx projects, creating routes, adding components, or managing dev servers.

• Convex Backend

  by @korallis

  Build real-time, reactive backend applications with Convex using TypeScript queries, mutations, and actions with automatic reactivity and optimistic updates. Use when building real-time collaborative applications, implementing…

• Nextjs App Router

  by @korallis

  Build modern Next.js 13+ applications using App Router architecture with Server Components, Client Components, and advanced routing patterns. Use when implementing server-first rendering, creating nested layouts, building…

• Refactoring

  by @korallis

  Improve code structure, readability, and maintainability without changing external behavior through systematic refactoring techniques like extracting functions, removing duplication, simplifying conditionals, and applying design…

• Frontend Component Patterns

  by @korallis

  Build reusable, composable, and maintainable React/Vue/Angular components following established design patterns like compound components, render props, custom hooks, and HOCs. Use when creating component libraries, implementing…

• Security Patterns

  by @korallis

  Implement comprehensive security patterns to protect applications against OWASP Top 10 vulnerabilities including XSS, CSRF, SQL injection, authentication bypass, and data exposure. Use when handling user data, implementing…

• Test Driven Development

  by @korallis

  Implement test-driven development (TDD) workflow using the red-green-refactor cycle. Use when writing new features, fixing bugs, or refactoring existing code. Always write the failing test first, then implement minimal code to…

• Code Review

  by @korallis

  Systematically review pull requests, feature implementations, and code changes to ensure quality, maintainability, security, and adherence to best practices. Use when reviewing code before merging, conducting peer reviews,…

• React Server Actions

  by @korallis

  Implement React Server Actions in Next.js 14+ for secure, progressively enhanced form handling and server mutations without API routes. Use when handling form submissions, performing server-side mutations, implementing…

• Error Handling Patterns

  by @korallis

  Design robust error handling strategies including try-catch blocks, custom error classes, error boundaries, graceful degradation, and comprehensive logging. Use when implementing exception handling, creating custom error types,…

• Accessibility Wcag

  by @korallis

  Build accessible web applications following WCAG 2.1/2.2 guidelines with proper semantic HTML, ARIA attributes, keyboard navigation, screen reader support, and inclusive design. Use when implementing ARIA labels and roles,…

• Performance Optimization

  by @korallis

  Optimize application performance through code splitting, lazy loading, caching strategies, bundle size reduction, render optimization, and profiling. Use when improving page load times, reducing bundle sizes, optimizing React…

• Ci Cd Pipeline

  by @korallis

  Set up and maintain continuous integration and continuous deployment pipelines with GitHub Actions, GitLab CI, Jenkins, or similar tools to automate testing, building, and deployment. Use when configuring automated builds,…

• Backend Service Patterns

  by @korallis

  Architect scalable backend services using layered architecture, dependency injection, middleware patterns, service classes, and separation of concerns. Use when building API services, implementing business logic layers, creating…

• Git Workflow

  by @korallis

  Manage source control effectively with Git including branching strategies, commit conventions, merge conflict resolution, rebasing, and collaboration workflows like GitHub Flow or GitFlow. Use when managing feature branches,…

• Neondb Serverless

  by @korallis

  Use Neon serverless Postgres with branching, connection pooling, and instant scalability for modern applications with Prisma or Drizzle ORM integration. Use when setting up serverless Postgres databases, implementing database…