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Structured optimization workflow for PageSpeed Insights and Lighthouse that improves Core Web Vitals without changing UI/UX.

Official AWS Labs MCP server that exposes selected AWS Lambda functions as MCP tools without code changes, letting AI assistants invoke your allowlisted functions to reach private resources, databases, and internal applications.

Access the entire Harness.io DevOps platform from Claude — CI/CD pipelines, GitOps, feature flags, cloud cost, security testing, chaos engineering, and more — through 11 consolidated tools covering 216 resource types across 36 toolsets, with 32 built-in prompt templates.

MIT-licensed Go implementation of the Model Context Protocol for building MCP servers and clients with tools, resources, prompts, stdio, SSE, Streamable HTTP, hooks, session management, validation, sampling, roots, and tracing.

Agent Skill from mcp-use for building production MCP servers and MCP Apps with tools, resources, prompts, widgets, authentication, deployment, inspector testing, and framework-specific guardrails.

Official Python SDK for Model Context Protocol clients and servers, published as the `mcp` package on PyPI, with FastMCP server helpers, client support, tools, resources, prompts, stdio, SSE, Streamable HTTP, authentication, elicitation, sampling, logging, and standalone development tools.

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 Rust SDK for Model Context Protocol clients and servers, published as the `rmcp` crate with tokio async runtime support, server and client features, tool macros, resources, prompts, sampling, roots, logging, completions, notifications, Streamable HTTP, child-process transports, and OAuth support.

Official TypeScript SDK for Model Context Protocol clients and servers, with the production v1 `@modelcontextprotocol/sdk` package, active v2 server and client package work, Node.js, Bun, and Deno support, transports, OAuth helpers, tools, resources, prompts, examples, and API documentation.

Query Tableau datasources, list and view workbooks, get rendered view images, explore Pulse metrics, search content, and run admin insights from Claude — with the official Tableau MCP server covering 30+ tools for Tableau Server and Tableau Cloud.

Isolate Claude Agent SDK tenants in shared containers using documented options: per-tenant cwd, settingSources disabled, CLAUDE_CONFIG_DIR, CLAUDE_CODE_DISABLE_AUTO_MEMORY, and per-tenant egress rules from official hosting documentation.

Expert README and catalog integrity review capability pack for validating generated README tables against raw content files, slug consistency, broken links, duplicate entries, and source URL reachability before merge.

Expert agent skills retrieval source verification capability pack for validating canonical URLs, documentation reachability, repo provenance, and duplicate source claims before publishing or submitting Claude Code skills.

Argo Project Labs MCP server for connecting Claude to Argo CD applications, clusters, managed resources, workload logs, events, sync operations, and resource actions through stdio or HTTP stream transports.

Official data.gouv.fr MCP server for searching French national open datasets, exploring organizations and data services, inspecting resources, querying tabular data, and retrieving dataset metrics through Claude.

Microsoft-maintained MCP server for converting HTTP, HTTPS, file, and data URIs into Markdown through the MarkItDown document-conversion library.

Official StarRocks MCP server for SQL execution, database exploration, StarRocks resource templates, system information, table/database overviews, and Plotly chart generation.

Official Yuque MCP server that connects Claude to Yuque knowledge bases for user lookup, search, books, documents, notes, resources, and table-of-contents workflows, including read, create, and update tools over stdio with personal or group API tokens.

A practical walkthrough of using Agent Skills in the Claude Agent SDK: how skills are discovered from the filesystem via settingSources, the skills option to enable or filter them, tool access, and troubleshooting discovery.

MCP server and CLI for searching Korean statutes, precedents, ordinances, treaties, interpretations, citation checks, amendment timelines, and legal scenario workflows through Korea's official law APIs.

MCP server that lets Claude work with Google NotebookLM notebooks through a real Chrome profile, source ingestion, citations, and audio overviews.

Source-backed rules for preparing direct content-only pull requests with one raw MDX file, reachable provenance URLs, issue closure, duplicate history, validation evidence, and no generated artifact churn.

Official Postman MCP Server for connecting Claude, Codex, Cursor, VS Code, Gemini CLI, and other MCP clients to Postman workspaces, collections, specifications, mocks, monitors, environments, API definitions, and code generation workflows.

Connect Claude to Supabase projects through the official MCP server with project scoping, read-only mode, and feature-group controls.

Cleans up temporary files, caches, and resources when Claude session ends. This Stop hook provides comprehensive environment cleanup for development projects, automatically removing temporary files, build artifacts, cache directories, and system-specific files across multiple platforms.

An agent persona for authoring Claude Agent Skills: structured SKILL.md files with name and description frontmatter, progressively disclosed instructions, and bundled scripts the model loads on demand.

MCP server for GPT Researcher that gives Claude deep research, quick search, report writing, source retrieval, research context, and research-resource tools backed by web search and LLM providers.

Connect Claude to your Tinybird workspace — query real-time data sources, run text-to-SQL, call published API endpoints as tools, explore datasources, and analyze analytics data — with the official Tinybird hosted MCP server.

Slash command that builds a chronological incident timeline from trusted sources such as GitHub Actions run metadata, deployment notes, and operator timestamps, then drafts a handoff-ready post-incident summary.

Open source MCP server for querying Brazilian public data sources, including economic, legislative, transparency, judicial, electoral, environmental, health, education, public-safety, aviation, and infrastructure datasets.