"JSR" matching MCP servers:

Lets AI agents scaffold modern npm packages, CLIs, HTTP services, and apps as a native tool. Three tools: inspect the full option/preset schema, preview the generated file tree for a config, and write the project to disk.

MCP server for Tersign, the evidence layer for agent commerce, enabling agents to issue, verify, and manage signed receipts, compliance records, refunds, and disputes on a counter-signed hash-chained ledger.

Generate and render PlantUML diagrams from natural language. A pure Node.js MCP server that creates, validates and explains UML diagrams (sequence, class, activity, state, component and more) as SVG — with zero Java and zero external server. Tools: render_diagram, check_syntax, explain_diagram. Just run npx @plantuml/mcp-js.

Enables AI agents to query public astronomy catalogs via TAP, with schema discovery, bounded ADQL queries, and reproducible results including exact queries, limits, and assumptions.

JavaScript implementation of MiniMax MCP that enables interaction with MiniMax AI services for image generation, video generation, text-to-speech, and voice cloning through MCP-compatible clients.

Integrates the Serpstat SEO API with the Model Context Protocol to provide AI assistants with comprehensive data for domain analysis, keyword research, and competitor tracking. It enables users to perform complex SEO tasks like backlink analysis and site audits through natural language interfaces.

A Model Context Protocol server that enables AI assistants to interact with MongoDB Atlas resources through natural language, supporting database operations and Atlas management functions.

Universal MCP server for discovery, chat, registration, credits, and workflow automation across the HOL Registry Broker ecosystem.

MCP server for SAP CAP that enables AI-assisted development by searching CDS model definitions and CAP documentation.

Enables AI assistants to interact with the Nimble REST API, allowing them to explore endpoints, make test requests, and use documentation to help integrate this SDK into your application.

Enables AI assistants and development tools to perform intelligent web searches with natural language queries using Linkup's search API.

An MCP server that gives AI agents web browsing superpowers via the BabelWrap API. It works with Claude Desktop, Cursor, Claude Code, and any MCP-compatible client.

Enables building AI-powered Slack apps using the Slack MCP server and OpenAI models for automated messaging and canvas creation.

A Model Context Protocol server that provides search and retrieval capabilities for JSer.info's JavaScript resource database, enabling access to items, posts, product information, and timeline data through various specialized tools.

An MCP server that enables AI platforms to interact with YepCode's infrastructure, allowing LLM-generated scripts to run on YepCode and turning YepCode processes into powerful tools that AI assistants can use directly.

Access Global Fishing Watch data from any MCP-compatible AI assistant or terminal: search vessels, retrieve fishing activity and port events, look up marine regions, and compute aggregate statistics.