Marketplace
Plugins
Plugins for Haarness: commands, skills, agents, hooks and MCP servers bundled to add in one install.
Frontend Slides Plugin
Packages the Frontend Slides skill for building single-file animated HTML decks as an installable plugin.
UI Design Toolkit
Design-system, UI and accessibility agents with commands for component creation and design review, plus nine UI/UX skills.
Systems Programming Kit
Rust, Go, C and C++ expert agents plus skills for Go concurrency, async Rust and memory-safety patterns.
Unit Testing
Test-automation and debugger agents with a command that generates unit and integration tests for Python and JavaScript.
TDD Workflows
Red, green, refactor and full-cycle commands with a TDD orchestrator and reviewer to drive test-first development.
Startup Business Analyst
Market sizing, financial projections, competitive landscape and business-case commands for early-stage startups.
Security Scanning
Security auditor and threat-modeling agents with SAST, dependency and hardening commands plus STRIDE and attack-tree skills.
Shell Scripting Kit
Bash and POSIX shell expert agents with skills for defensive scripting, Bats tests and ShellCheck setup.
Python Development Kit
Bundles Python, Django and FastAPI expert agents, a scaffold command and 16 skills on testing, typing, async, packaging and uv.
Payment Processing
Add payments to an app: checkout, subscriptions, failed-payment recovery and PCI scope, on Stripe or PayPal.
Observability and Monitoring
Observability and performance agents with commands to set up monitoring and SLOs, and skills for Prometheus, Grafana and tracing.
LLM Fine-Tuning
Fine-tune an open model with evaluation gates at each step, from data prep through LoRA or preference tuning to export.
Machine Learning Ops
ML engineer, MLOps and data-scientist agents with an ML pipeline command and skills for pipelines and recommender systems.
Multi-Platform Apps
Coordinates one feature across web, iOS, Android and desktop using platform agents and a single orchestration command.
Git and PR Workflows
Commands that take a change through review, tests, commit, push and pull request, plus PR enhancement and team onboarding.
Kubernetes Operations
Kubernetes architect agent with skills for manifests, Helm charts, GitOps with Argo CD or Flux, and cluster security policies.
LLM Application Dev
AI engineer, prompt and vector-DB agents with skills for RAG, embeddings, hybrid search, LangGraph and LLM evaluation.
JVM Language Experts
Three subagents for Java, Scala and C# work, from modern language features to enterprise framework patterns.
JS and TS Development Kit
JavaScript and TypeScript expert agents, a project scaffold command and skills on advanced types, Node backends and JS testing.
Incident Response
Incident, debugging and DevOps agents with an incident workflow, a smart-fix command, runbooks, postmortems and handoffs.
Game Development
Unity and Minecraft plugin agents plus skills for Unity ECS/DOTS and Godot 4 GDScript patterns.
Frontend and Mobile Security
Frontend and mobile security agents plus an XSS scanning command for unsafe HTML, URL and storage patterns.
Framework Migration
Plans framework and dependency upgrades, AngularJS-to-Angular moves, React modernization and database migrations.
Frontend and Mobile Kit
Frontend and mobile agents, a component scaffold command and skills for React state, Next.js, Tailwind v4 and React Native.
Error Debugging
Debugger and error-detective agents with commands for error analysis, error tracking setup and multi-agent diagnosis.
Documentation Generation
Docs architect, API documenter, tutorial and Mermaid agents with skills for ADRs, changelogs and OpenAPI specs.
Developer Essentials
A starter pack of everyday engineering skills, from Git and SQL to debugging, auth and end-to-end tests.
Database Migrations
Database admin and optimizer agents with commands for writing SQL migrations and adding migration observability.
Database Design
Database architect and SQL agents with a PostgreSQL schema-design skill covering types, constraints, indexes and partitioning.
Data Engineering
Data engineer agents with pipeline commands and skills for Spark tuning, dbt models, Airflow DAGs and data-quality checks.
Conductor Context Workflow
Turns work into tracked specs and plans in a conductor/ folder, then implements them task by task with TDD checkpoints and safe reverts.
Comprehensive Code Review
Multi-agent review across architecture, security and code quality, with a full-review command and a PR description enhancer.
Code Refactoring
Refactoring and legacy-modernization agents with commands for clean-up refactors, tech-debt analysis and context restore.
Cloud Infrastructure
Cloud, Terraform, Kubernetes, service-mesh and network agents with skills for multi-cloud design, mTLS, Istio, Linkerd and cost.
CI/CD Automation
Agents and skills for GitHub Actions and GitLab CI pipelines, deployment design and secrets handling, plus a workflow command.
C4 Architecture Docs
Generate C4 architecture docs for an existing codebase, working up from code to system context.
Blockchain and Web3
Smart-contract agent and skills for Solidity security, DeFi templates, NFT standards and Hardhat/Foundry testing.
Backend Development Kit
Backend architecture agents plus skills for API design, clean/hexagonal architecture, CQRS, sagas, event sourcing and Temporal.
VoltAgent Developer Experience
Fifteen subagents for CLIs, build tooling, docs, refactoring, dependency upgrades, git workflows and DX tuning.
VoltAgent Infrastructure Agents
A bundle of infrastructure subagents for clouds, Kubernetes, Terraform, reliability and incident work.
API Scaffolding
Agents for backend architecture, FastAPI, Django and GraphQL, plus a FastAPI project template skill.
VoltAgent Language Specialists
Thirty language and framework subagents, from Python, TypeScript and Go to Rails, Laravel, Spring Boot, Swift and PowerShell.
Agent Teams
Run several Claude Code agents in parallel on one task, such as multi-angle reviews or rival debugging theories.
Accessibility Compliance
Runs WCAG 2.2 audits with a visual-validation agent, an audit command and skills for screen-reader testing.
VoltAgent Research Agents
A bundle of research subagents for markets, competitors, trends and literature.
VoltAgent QA and Security Agents
A bundle of quality and security subagents for reviews, test automation, pen testing and accessibility.
VoltAgent Meta Orchestration
Twelve coordinator subagents for multi-agent orchestration, workflow planning, context handling and installing more agents.
VoltAgent Business and Product
Eighteen subagents for product management, business analysis, legal and licensing, UX research, sales and content.