Claude Code skills, plugins, subagents, slash commands and mcp servers

architect-reviewer VoltAgent Community subagent Evaluates system design decisions, architecture patterns, and tech stack choices at a macro level. Useful before large-scale refactoring or when designing new service boundaries. 743installs karpathy-coder claude-code-skills skill Enforces Andrej Karpathy's 4 coding principles to prevent LLM over-engineering. Catches assumptions, keeps diffs surgical, and strips out unrequested abstractions. 1,053installs documentation-engineer VoltAgent Community subagent Generates and maintains developer documentation, API references, and architecture guides. Use it when project documentation falls behind your codebase. 735installs cpp-pro Seth Hobson subagent Writes modern C++ from C++11 to C++23 using RAII, smart pointers, and STL algorithms. Helps with C++ refactoring and template design. CX Codex Cursor 781installs flutter-expert VoltAgent Community subagent Subagent for building Flutter 3+ apps across iOS, Android, and web. It helps design clean architecture, set up state management, and optimize rendering. 720installs senior-devops Alireza Rezvani skill This skill creates CI/CD pipelines, Terraform modules, and Kubernetes deployment manifests. Use it when you need repeatable infrastructure and deployment workflows. 1,018installs tdd-guide Alireza Rezvani skill Guides test-driven development, builds unit tests, and detects test coverage gaps. It supports Jest, Pytest, JUnit, and Vitest projects. 1,017installs ux-researcher VoltAgent Community subagent This subagent plans UX research, interprets user behavior, and turns findings into design recommendations. Use it to validate a design decision or investigate user needs. 703installs product-manager-toolkit Alireza Rezvani skill This skill helps prioritize features, analyze customer interviews, and draft PRDs. Use it when product work moves from discovery to roadmap planning. 994installs connectivity-triage Seth Hobson skill Diagnoses active macOS network failures without modifying system settings. Helps isolate API timeouts, MCP disconnects, and DNS lookup issues. CX Codex Cursor 743installs gdpr-dsgvo-expert Alireza Rezvani skill Scans code for GDPR and German BDSG privacy risks, builds DPIA reports, and tracks data subject rights deadlines. 980installs senior-prompt-engineer Alireza Rezvani skill Skill for systematic prompt optimization via eval sets, RAG quality measurement, and agent validation. Works with any model, uses only stdlib Python. 970installs a11y-audit Alireza Rezvani skill Scans web projects for WCAG 2.2 Level A and AA issues, suggests fixes, then checks the result again. Use it before a release or when adding accessibility checks to CI/CD. 970installs ux-researcher-designer Alireza Rezvani skill This skill helps turn user data into personas, journey maps, usability test plans, and design recommendations. Use it when research findings need a clear structure. 962installs flutter-expert Seth Hobson subagent Get help with Flutter architecture, UI, testing, and platform integrations. Use it when building or maintaining a Dart app across mobile, web, desktop, or embedded targets. CX Codex Cursor 720installs performance-engineer VoltAgent Community subagent A Claude Code subagent designed to identify performance bottlenecks across code, databases, and infrastructure under heavy load. 671installs senior-data-scientist Alireza Rezvani skill A Claude Code skill that walks through A/B test design, causal analysis and model evaluation in Python, R and SQL. 942installs llm-architect VoltAgent Community subagent Designs production LLM architectures: covers RAG, LoRA fine-tuning, inference serving with vLLM, and multi-model routing. Essential when managing token budgets and latency targets. 649installs agile-product-owner Alireza Rezvani skill Turns requirements into user stories, acceptance criteria, and sprint-sized work. Use it when you manage a Scrum backlog or plan a sprint. 921installs content-creator Alireza Rezvani skill A deprecated skill routes legacy content requests to the right specialist. Use it when older prompts still invoke “content creator”. 915installs senior-ml-engineer Alireza Rezvani skill Guides production ML deployment, MLOps pipelines, RAG systems and LLM API integration. Use it when a project needs monitoring, rollout checks or request cost controls. 915installs tech-stack-evaluator Alireza Rezvani skill Evaluates frameworks, libraries, and cloud providers with weighted scoring. Calculates five-year TCO and assesses migration risks before project kickoff. 904installs senior-secops Alireza Rezvani skill Checks source code, dependencies and security controls. Use it before an audit, after a CVE, or when adding checks to CI/CD. 903installs game-developer VoltAgent Community subagent This subagent works on game systems, graphics, physics, AI, and multiplayer features. Use it when a project targets specific platforms. 633installs multi-agent-coordinator VoltAgent Community subagent Plans how Claude Code subagents sequence work, share state through files, and handle failures. Use it when a task has parallel workers or hand-offs. 632installs cto-advisor Alireza Rezvani skill Guides technical debt reviews, architecture decisions and engineering team planning in Claude Code. 892installs test-automator VoltAgent Community subagent This subagent designs test automation, writes test scripts, and connects testing to CI/CD. Use it when manual checks leave important gaps. 625installs content-humanizer Alireza Rezvani skill This skill detects AI writing patterns, fixes uneven rhythm, and adapts drafts to a brand voice. Use it when finished copy sounds robotic or generic. 876installs app-store-optimization Alireza Rezvani skill A Claude Code skill that runs ASO work end to end: scoring keywords, rewriting store metadata to platform limits, mapping competitor gaps. Useful when a listing is about to ship. 867installs c-pro Seth Hobson subagent A subagent for C code with memory ownership, system calls, and POSIX. Use it for systems, embedded, and performance-critical work. CX Codex Cursor 650installs cold-email Alireza Rezvani skill This skill writes B2B cold outreach for new prospects and builds follow-up sequences. Use it for first-touch emails or to revise sales-heavy drafts. 864installs risk-management-specialist Alireza Rezvani skill Implements ISO 14971:2019 risk management for medical devices across product lifecycles. It guides hazard analysis, 5x5 matrices, and risk control. 862installs product-strategist Alireza Rezvani skill This skill helps Heads of Product build cascaded OKRs, plan quarters, and check alignment between company, product, and team goals. 856installs information-security-manager-iso27001 Alireza Rezvani skill Automates ISO 27001:2022 ISMS implementation, security risk assessment, and compliance checking for HealthTech and MedTech companies. 855installs marketing-strategy-pmm Alireza Rezvani skill This skill supports product positioning, GTM strategy, competitive intelligence, and product launches. Use it when an agent needs repeatable PMM workflows. 852installs marketing-demand-acquisition Alireza Rezvani skill A skill for planning demand-gen campaigns, optimising paid ads across LinkedIn, Google and Meta, SEO strategy, and partnership programs. 836installs security-pen-testing Alireza Rezvani skill This skill guides vulnerability checks across web apps, APIs, and dependencies, from OWASP reviews to pen test reports. Use it for assessments you are authorized to perform. 834installs red-team Alireza Rezvani skill Skill for structured authorized red team operations: MITRE ATT&CK kill-chain planning, technique scoring, choke point identification, and OPSEC risk assessment. 826installs jira-expert Alireza Rezvani skill This skill helps with Jira project setup, JQL searches, workflows, automation, and reporting. Use it when you want an agent to handle Jira configuration or find issues from a plain-language request. 823installs vue-expert VoltAgent Community subagent Builds Vue 3 and Nuxt 3 applications, handles Composition API patterns, tunes reactivity, and configures testing suites. 577installs