MCP Server Registry
Browse 1,782 servers scanned across 184 detection rules
JetBrains IDE WebSocket Monitor
JetBrains MCP Server fork that broadcasts real-time WebSocket monitoring of all tool calls between clients and IDEs for debugging and extending integration functionality.
Jinero
AI-agent design tools: fonts, font recognition, palettes, color naming, contrast, code, SVG, CSS.
jlab-mcp-server
MCP server for JupyterLab — file ops, kernel management, and code execution
@jolter/mcp-server
Official Model Context Protocol (MCP) Server for Jolter runtime and toolchain manager
@jonyoder/code-index-mcp
MCP server for semantic code search using vector embeddings
@joycode-ide/resources-mcp
MCP server for AI resources management
@jpisnice/shadcn-ui-mcp-server
A Model Context Protocol (MCP) server for shadcn/ui components, providing AI assistants with access to component source code, demos, blocks, and metadata.
@jpstone/spec-guard
Spec-first, behavior-tested, agent-safe methodology, workflow runner, and MCP server.
jsdesign-mcp-server
MCP server that bridges Instant Design (js.design) plugin to Cursor/Claude for design-to-code
js-reverse-mcp
JS reverse engineering MCP server with agent-first tool design and built-in anti-detection. 为 AI Agent 设计的 JS 逆向 MCP Server,内置反检测。
@jununfly/zj-loop-mcp-server
MCP server for zagenticloop — exposes patterns, skills, route table, state, and audit tools as runtime-queryable resources for AI agents
jupyter-code-executor-mcp-server
Jupyter code executor mcp server
Jupyter Notebook Bridge
Provides a bridge between Jupyter notebooks and AI systems, enabling code execution, markdown creation, and Earth data interaction through specialized tools and kernel manipulation.
@just-every/mcp-deep-search
MCP server for deep web search using @just-every/search
@just-jelly/mcp-server
MCP server giving AI agents real fhEVM tools — deploy contracts, encrypt values, check ACL, run tests, decode errors
k6-mcp-server
K6 Load Testing MCP Server for performance testing
K8sCortex - Kubernetes MCP Server
Production-grade MCP server for Kubernetes — 75 tools across GKE, AKS, EKS, OpenShift and Minikube with RBAC, audit logging, GitOps (ArgoCD + Flux), and multi-cluster support
@kage-core/kage-graph-mcp
Local-first repo memory, code graph, and recall MCP server for coding agents
kai-mcp
MCP server for Kai — semantic code intelligence for AI coding assistants
Kaimon.jl
MCP server giving AI agents full access to Julia's runtime via a live Gate — code execution, introspection, debugging, testing, and semantic search
kaizen-qbo-mcp-server
MCP server for QuickBooks Online — query, create, and manage QBO data via Claude Code or Cursor
Kali Linux (Hannes221)
Docker-based Kali Linux environment with security tools for authorized penetration testing.
Kali Linux Security Tools
MCP server exposing Kali Linux security and penetration testing tools for use in authorized security research workflows.
kando-mcp
MCP server for the Kando Kanban board — read and edit tickets from Claude Code.