Model Context Protocol servers that extend AI capabilities
rps321
The most feature-complete MCP server for Obsidian vaults — search, read, write, tag, link analysis, graph traversal, canvas support, and more.
...moreHongjin Qian
A Python package for arXiv paper access with CLI and MCP server support
bober3r
Generator-Evaluator multi-agent harness for building applications autonomously with any LLM. Supports Claude, GPT, Gemini, Ollama. Includes MCP server for Cursor/Windsurf.
...morea4hgehad
Weave — lean OpenCode plugin with multi-agent orchestration + MCP support
pajamadot-npm
Pajama Game Studio CLI — Distributed AI agent coordination for game development
josepsalvador
Operational reality MCP for coding agents: CI, deploy, runtime, and release-readiness signals
andreihasna2
Mini business apps for AI agents - invoices, contacts, bookkeeping and more, each with its own SQLite database
GitHub Actions
Datashift SDK for human-in-the-loop AI agent workflows
GitHub Actions
MCP server for querying U.S. FDA public datasets - drugs, devices, adverse events, recalls, and more
nebenzu
Visual annotation MCP server for Claude Code - draw on preview screenshots to communicate UI changes
christopherkahler
Builder's Automated State Engine — workspace orchestration framework for Claude Code
gonzih
MCP server for personalized skill gap analysis and 90-day learning plans
graspful
Create adaptive learning courses from YAML. CLI and MCP server for AI agents.
tarasyarema
Agent-first filesystem backed by S3
nephilimbray
Multi-agent coding orchestrator — CLI Council for Claude Code, Codex CLI, and Gemini CLI via MCP
xthenyo
Multi-agent game development framework for Claude Code — Web, Unity 2D, Unity 3D
agntor
The Codebase Immune System - Autonomous multi-agent governance for GitLab repositories
zimins
CLI for World of AgentCraft — MCP multi-agent tycoon game
sathvikcheela
Verified research documentation for GitHub repos. Multi-agent Claude Code skill that reads actual code, not just READMEs.
...moredean0x
AI coding agent orchestration at scale. Karpathy optimization loops, multi-agent pipelines, DAG dependencies, autoscaling workers. Claude, Codex, Gemini.
...morekeshrath
Agent-agnostic intercommunication system — sessions, messaging, channels, shared state, and real-time events
payclaw_james
Prove your agent is an authorized actor, not a bot. MCP-native identity declaration for agent commerce.
yangg40
MCP server for Scholar Feed — search 512k+ CS/AI papers with LLM-powered analysis
christianalfoni
State management framework for React 19 designed for AI-assisted development