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Official Flutter team Agent Skills for AI coding agents building Flutter apps, fixing layout issues, adding widget and integration tests, creating widget previews, applying layered architecture, routing, localization, JSON serialization, and HTTP workflows.

Google's open-source terminal AI agent for Gemini-powered coding and automation, with code understanding, file edits, shell commands, web fetching, Google Search grounding, MCP server integrations, checkpointing, GEMINI.md context files, and GitHub workflow automation.

Nous Research AI agent with terminal UI, messaging gateway, skills, memory, MCP integration, scheduled automations, subagents, terminal backends, OpenClaw migration, model switching, and persistent cross-session workflows.

JetBrains incubator Kotlin and JVM agent framework for building predictable, fault-tolerant AI agents with graph workflows, tools, MCP integration, memory, streaming, OpenTelemetry, Spring/Ktor integrations, and multiple LLM providers.

Idiomatic Java/JVM library for building LLM-powered applications with unified model APIs, tool calling, agentic workflows, RAG, chat memory, embedding stores, MCP client support, and Spring Boot, Quarkus, Helidon, and Micronaut integrations.

Official Java SDK for Model Context Protocol clients and servers, maintained in collaboration with Spring AI, with Java 17+ support, Maven artifacts, synchronous and asynchronous APIs, Reactive Streams, Project Reactor, JDK HttpClient, Servlet transport, JSON binding modules, and conformance tests.

Official Kotlin Multiplatform SDK for Model Context Protocol clients and servers, maintained in collaboration with JetBrains, with JVM, Native, JS, and Wasm targets, coroutine APIs, Gradle artifacts, Ktor integration, stdio, SSE, Streamable HTTP, WebSocket, tools, resources, prompts, sampling, and roots.

Official Ruby SDK for Model Context Protocol clients and servers, published as the `mcp` gem with JSON-RPC handling, tool, prompt, and resource registration, stdio and Streamable HTTP transports, Rack/Rails integration, roots, sampling, elicitation, logging, cancellation, pagination, and RubyGems metadata.

Official Python framework for building multi-agent workflows with agents, tools, handoffs, guardrails, sessions, tracing, realtime voice agents, MCP tools, hosted tools, human-in-the-loop flows, and sandbox agents.

Automate payments, orders, refunds, settlements, and Razorpay checkout integrations from Claude with the official Razorpay MCP Server — hosted remotely at mcp.razorpay.com or self-hosted, covering 40+ payment API tools for South Asia's leading payments platform.

Community reusable agent prompt for triaging Slack messages delegated to Claude Code using official Slack integration docs: classify intent, bind repo context, route work safely, and draft human-approved replies before autonomous sessions start.

Reusable agent role for MCP integration architecture decisions: choose local versus remote servers, pick documented transports, scope project versus user configuration, and minimize tool surface before rollout.

Community reusable agent prompt for reviewing Claude Code remote MCP OAuth integrations using official connect-remote-servers documentation: consent flows, redirect URIs, token storage, scope minimization, and connector approval checklists.

Expert Claude Agent SDK MCP integration capability pack for designing, reviewing, and rolling out Agent SDK MCP integration with source-backed checklists, production rules, and privacy-safe output contracts.

Open-source configuration framework that enhances Claude Code with slash commands, specialized agents, behavioral modes, and MCP server integrations for a more structured development workflow.

Apache-2.0 Python framework for building production-ready conversational AI apps with chat lifecycles, messages, steps, actions, elements, authentication, persistence, and integrations.

Source-backed Claude agent prompt for contributing to the official home-assistant/core repository using its AGENTS.md guidance for PR templates, setup, Python 3.14, integration tests, translations, snapshots, and quality checks.

Source-backed Claude agent prompt for contributing to the official React Router monorepo using its AGENTS.md guidance for modes, pnpm commands, tests, docs generation, type generation, future flags, and change files.

Integration platform for connecting AI agents and applications to external tools, APIs, auth, and workflows.

Slash command that validates a HeyClaude Raycast extension feed JSON file against registry schema expectations: required entry fields, forbidden payload keys, HTTPS detail URLs, MCP install targets, and copy preview limits.

Open-source MCP servers for accessing ACI.dev managed functions through app-specific tools or a unified search-and-execute interface.

Open-source MCP router from Klavis AI that progressively exposes actions from multiple configured MCP servers instead of flooding Claude with every tool.

Real-time product search and price comparison across 11M+ products from Singapore, Southeast Asia, and US marketplaces via a remote streamable-HTTP MCP endpoint with API key auth.

Connect Claude to Jina AI's Reader, Search, Embeddings, and Reranker APIs — read URLs as clean markdown, run web and academic searches, extract PDFs, and rerank results — with the official Jina AI remote MCP server.

Manage your Knock notification infrastructure from Claude — create and edit workflows, channels, templates, and email layouts, manage users and tenants, commit changes across environments, and debug message logs — with the official Knock remote MCP server.

Manage LaunchDarkly feature flags, AI configs, environments, and audit logs from Claude — with the official LaunchDarkly Model Context Protocol server backed by the LaunchDarkly REST API.

Build and manage AI voice assistants and phone agents from Claude — create assistants, make outbound calls, manage phone numbers, and configure custom tools — with the official Vapi Model Context Protocol server backed by the Vapi API.

Manage Webflow sites, pages, CMS collections, collection items, assets, and forms from Claude — with the official Webflow MCP server that connects AI agents to the Webflow Data API via OAuth.

Expert MCP remote server trust review capability pack for auditing OAuth flows, transport security, tool permissions, data exfiltration risk, and vendor scope before connecting Claude Code to third-party MCP servers.

MCP server and Blender add-on that let Claude inspect scenes, create and modify 3D objects, run Blender Python, capture viewport screenshots, and use asset or 3D-generation integrations from inside Blender.