The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
npx ecc-install --profile fullFair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
npx n8nAn open-source AI agent that brings the power of Gemini directly into your terminal.
npx @google/gemini-cliSupports Claude Code, Codex, Cursor, Windsurf, Mcp
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Three walkthrough examples demonstrating real toolkit usage.
| Example | File | Description |
|---|---|---|
| Session Workflow | session-workflow.md | End-to-end productive development session |
| Multi-Agent Pipeline | multi-agent-pipeline.md | Chaining agents for a Stripe billing feature |
| Project Setup | project-setup.md | Setting up a new project with the full toolkit |
| Schema design, resolvers, federation, DataLoader |
| Microservices Architect | microservices-architect.md | Distributed systems, event-driven, saga patterns |
| WebSocket Engineer | websocket-engineer.md | Real-time communication, Socket.io, scaling |
| UI Designer | ui-designer.md | UI/UX implementation, design systems, Figma-to-code |
| Electron Developer | electron-developer.md | Electron desktop apps, IPC, native OS integration |
| API Gateway Engineer | api-gateway-engineer.md | API gateway patterns, rate limiting, auth proxies |
| Monorepo Architect | monorepo-architect.md | Turborepo/Nx workspace strategies, dependency graphs |
| Event-Driven Architect | event-driven-architect.md | Event sourcing, CQRS, message queues, distributed events |
| Agent | File | Purpose |
|---|---|---|
| TypeScript | typescript-specialist.md | Type-safe patterns, generics, module design |
| Python | python-engineer.md | Pythonic patterns, packaging, async |
| Rust | rust-systems.md | Ownership, lifetimes, trait design |
| Go | golang-developer.md | Interfaces, goroutines, error handling |
| Next.js | nextjs-developer.md | App Router, RSC, ISR, server actions |
| React | react-specialist.md | React 19, hooks, state management |
| Django | django-developer.md | Django 5+, DRF, ORM optimization |
| Rails | rails-expert.md | Rails 7+, Hotwire, ActiveRecord |
| Java | java-architect.md | Spring Boot 3+, JPA, microservices |
| Kotlin | kotlin-specialist.md | Coroutines, Ktor, multiplatform |
| Flutter | flutter-expert.md | Flutter 3+, Dart, Riverpod |
| C# | csharp-developer.md | .NET 8+, ASP.NET Core, EF Core |
| PHP | php-developer.md | PHP 8.3+, Laravel 11, Eloquent |
| Elixir | elixir-expert.md | OTP, Phoenix LiveView, Ecto |
| Angular | angular-architect.md | Angular 17+, signals, standalone components |
| Vue | vue-specialist.md | Vue 3, Composition API, Pinia, Nuxt |
| Svelte | svelte-developer.md | SvelteKit, runes, form actions |
| Swift | swift-developer.md | SwiftUI, iOS 17+, Combine, structured concurrency |
| Scala | scala-developer.md | Akka actors, Play Framework, Cats Effect |
| Haskell | haskell-developer.md | Pure FP, monads, type classes, GHC extensions |
| Lua | lua-developer.md | Game scripting, Neovim plugins, LuaJIT |
| Zig | zig-developer.md | Systems programming, comptime, allocator strategies |
| Clojure | clojure-developer.md | REPL-driven development, Ring/Compojure, ClojureScript |
| OCaml | ocaml-developer.md | Type inference, pattern matching, Dream framework |
| Nim | nim-developer.md | Metaprogramming, GC strategies, C/C++ interop |
| Agent | File | Purpose |
|---|---|---|
| Cloud Architect | cloud-architect.md | AWS, GCP, Azure provisioning and IaC |
| DevOps Engineer | devops-engineer.md | CI/CD, containerization, monitoring |
| Database Admin | database-admin.md | Schema design, query tuning, replication |
| Platform Engineer | platform-engineer.md | Internal developer platforms, service catalogs |
| Kubernetes Specialist | kubernetes-specialist.md | Operators, CRDs, service mesh, Istio |
| Terraform Engineer | terraform-engineer.md | IaC, module design, state management, multi-cloud |
| Network Engineer | network-engineer.md | DNS, load balancers, CDN, firewall rules |
| SRE Engineer | sre-engineer.md | SLOs, error budgets, incident response, postmortems |
| Deployment Engineer | deployment-engineer.md | Blue-green, canary releases, rolling updates |
| Security Engineer | security-engineer.md | IAM policies, mTLS, secrets management, Vault |
| Incident Responder | incident-responder.md | Incident triage, runbooks, communication, recovery |
| Agent | File | Purpose |
|---|---|---|
| Code Reviewer | code-reviewer.md | PR review with security and performance focus |
| Test Architect | test-architect.md | Test strategy, pyramid, coverage targets |
| Security Auditor | security-auditor.md | Vulnerability scanning, OWASP compliance |
| Performance Engineer | performance-engineer.md | Load testing, profiling, optimization |
| Accessibility Specialist | accessibility-specialist.md | WCAG compliance, ARIA, screen readers |
| Chaos Engineer | chaos-engineer.md | Chaos testing, fault injection, resilience validation |
| Penetration Tester | penetration-tester.md | OWASP Top 10 assessment, vulnerability reporting |
| QA Automation | qa-automation.md | Test automation frameworks, CI integration |
| Compliance Auditor | compliance-auditor.md | SOC 2, GDPR, HIPAA compliance checking |
| Error Detective | error-detective.md | Error tracking, stack trace analysis, root cause ID |
| Agent | File | Purpose |
|---|---|---|
| AI Engineer | ai-engineer.md | AI application integration, RAG, agents |
| ML Engineer | ml-engineer.md | ML pipelines, training, evaluation |
| Data Scientist | data-scientist.md | Statistical analysis, visualization |
| Data Engineer | data-engineer.md | ETL pipelines, Spark, data warehousing |
| LLM Architect | llm-architect.md | Fine-tuning, model selection, serving |
| Prompt Engineer | prompt-engineer.md | Prompt optimization, structured outputs |
| MLOps Engineer | mlops-engineer.md | Model serving, monitoring, A/B testing |
| NLP Engineer | nlp-engineer.md | NLP pipelines, embeddings, classification |
| Database Optimizer | database-optimizer.md | Query optimization, indexing, partitioning |
| Computer Vision | computer-vision-engineer.md | Image classification, object detection, PyTorch |
| Recommendation Engine | recommendation-engine.md | Collaborative filtering, content-based, hybrid |
| ETL Specialist | etl-specialist.md | Data pipelines, schema evolution, data quality |
| Vector DB Engineer | vector-database-engineer.md | FAISS, Pinecone, Qdrant, Weaviate, embeddings |
| Data Visualization | data-visualization.md | D3.js, Chart.js, Matplotlib, Plotly dashboards |
| Feature Engineer | feature-engineer.md | Feature stores, pipelines, encoding strategies |
| AutoResearch Agent | autoresearch-agent.md | ML experiment automation via tree search, code optimization |
| Agent | File | Purpose |
|---|---|---|
| CLI Developer | cli-developer.md | CLI tools with Commander, yargs, clap |
| DX Optimizer | dx-optimizer.md | Developer experience, tooling, ergonomics |
| Documentation Engineer | documentation-engineer.md | Technical writing, API docs, guides |
| Build Engineer | build-engineer.md | Build systems, bundlers, compilation |
| Dependency Manager | dependency-manager.md | Dependency audit, updates, lockfiles |
| Refactoring Specialist | refactoring-specialist.md | Code restructuring, dead code removal |
| Legacy Modernizer | legacy-modernizer.md | Legacy codebase migration strategies |
| MCP Developer | mcp-developer.md | MCP server and tool development |
| Tooling Engineer | tooling-engineer.md | ESLint, Prettier, custom tooling |
| Git Workflow Manager | git-workflow-manager.md | Branching strategies, CI, CODEOWNERS |
| API Documentation | api-documentation.md | OpenAPI/Swagger, Redoc, interactive examples |
| Monorepo Tooling | monorepo-tooling.md | Changesets, workspace deps, version management |
| VS Code Extension | vscode-extension.md | LSP integration, custom editors, webview panels |
| Testing Infrastructure | testing-infrastructure.md | Test runners, CI splitting, flaky test management |
| Developer Portal | developer-portal.md | Backstage, service catalogs, self-service infra |
| Agent | File | Purpose |
|---|---|---|
| Blockchain Developer | blockchain-developer.md | Smart contracts, Solidity, Web3 |
| Game Developer | game-developer.md | Game logic, ECS, state machines |
| Embedded Systems | embedded-systems.md | Firmware, RTOS, hardware interfaces |
| Fintech Engineer | fintech-engineer.md | Financial systems, compliance, precision |
| IoT Engineer | iot-engineer.md | MQTT, edge computing, digital twins |
| Payment Integration | payment-integration.md | Stripe, PCI DSS, 3D Secure |
| SEO Specialist | seo-specialist.md | Structured data, Core Web Vitals |
| E-Commerce Engineer | e-commerce-engineer.md | Cart, inventory, order management |
| Healthcare Engineer | healthcare-engineer.md | HIPAA, HL7 FHIR, medical data pipelines |
| Real Estate Tech | real-estate-tech.md | MLS integration, geospatial search, valuations |
| Education Tech | education-tech.md | LMS, SCORM/xAPI, adaptive learning, assessments |
| Media Streaming | media-streaming.md | HLS/DASH, transcoding, CDN, adaptive bitrate |
| Geospatial Engineer | geospatial-engineer.md | PostGIS, spatial queries, mapping APIs, tiles |
| Robotics Engineer | robotics-engineer.md | ROS2, sensor fusion, motion planning, SLAM |
| Voice Assistant | voice-assistant.md | STT, TTS, dialog management, Alexa/Google |
| Agent | File | Purpose |
|---|---|---|
| Product Manager | product-manager.md | PRDs, user stories, RICE prioritization |
| Technical Writer | technical-writer.md | Documentation, style guides |
| UX Researcher | ux-researcher.md | Usability testing, survey design |
| Project Manager | project-manager.md | Sprint planning, Agile, task tracking |
| Scrum Master | scrum-master.md | Ceremonies, velocity, retrospectives |
| Business Analyst | business-analyst.md | Requirements analysis, process mapping |
| Content Strategist | content-strategist.md | SEO content, editorial calendars, topic clustering |
| Growth Engineer | growth-engineer.md | A/B testing, analytics, funnel optimization |
| Customer Success | customer-success.md | Ticket triage, knowledge base, health scoring |
| Sales Engineer | sales-engineer.md | Technical demos, POCs, integration guides |
| Legal Advisor | legal-advisor.md | ToS, privacy policies, software licenses |
| Marketing Analyst | marketing-analyst.md | Campaign analysis, attribution, ROI tracking |
| Agent | File | Purpose |
|---|---|---|
| Task Coordinator | task-coordinator.md | Routes work between agents, manages handoffs |
| Context Manager | context-manager.md | Context compression, session summaries |
| Workflow Director | workflow-director.md | Multi-agent pipeline orchestration |
| Agent Installer | agent-installer.md | Install and configure agent collections |
| Knowledge Synthesizer | knowledge-synthesizer.md | Compress info, build knowledge graphs |
| Performance Monitor | performance-monitor.md | Track token usage, measure response quality |
| Error Coordinator | error-coordinator.md | Handle errors across multi-agent workflows |
| Multi-Agent Coordinator | multi-agent-coordinator.md | Parallel agent execution, merge outputs |
| Agent | File | Purpose |
|---|---|---|
| Research Analyst | research-analyst.md | Technical research, evidence synthesis |
| Competitive Analyst | competitive-analyst.md | Market positioning, feature comparison |
| Trend Analyst | trend-analyst.md | Technology trend forecasting |
| Data Researcher | data-researcher.md | Data analysis, pattern recognition |
| Search Specialist | search-specialist.md | Information retrieval, source evaluation |
| Patent Analyst | patent-analyst.md | Patent searches, prior art, IP landscape |
| Academic Researcher | academic-researcher.md | Literature reviews, citation analysis, methodology |
| Market Researcher | market-researcher.md | Market sizing, TAM/SAM/SOM, competitive intel |
| Security Researcher | security-researcher.md | CVE analysis, threat modeling, attack surface |
| Benchmarking Specialist | benchmarking-specialist.md | Performance benchmarks, comparative evals |
| Technology Scout | technology-scout.md | Emerging tech evaluation, build-vs-buy analysis |
| agntk | npx agntk | Zero-config AI agent CLI with 20+ tools, persistent memory, Ollama auto-detection, and free tier |
| qa-orchestra | Multi-agent QA toolkit with 10 specialized agents — orchestrator, environment-manager, functional-reviewer, test-scenario-designer, browser-validator, automation-writer, manual-validator, bug-reporter, release-analyzer, smart-test-selector. Stack-agnostic, output-chained, live validation via Chrome MCP |
Reference an agent in your CLAUDE.md: