MCP servers for Codex CLI

MCP server for Unity Editor integration - enables AI assistants to control Unity Editor

MCP Universal Database Client

Key-Value storage MCP server based on unstorage

MCP server for untun integration

npx launcher for USPTO Patents MCP — hosted on Cloudflare Workers. US patent search and full-text via USPTO PatentsView

Debug/test MCP App: Validates that values selected in UI are correctly passed to the AI model via ui/update-model-context

Obsidian vault structural health: broken links, orphans, missing frontmatter, safe auto-repair.

MCP server for Markdown/Zettelkasten vaults (Obsidian-compatible) — search, wikilinks, backlinks, and persistent AI memory

Local-first MCP memory server for multi-agent systems. Hybrid search (BM25 + semantic embeddings), SQLite-backed, zero-config.

A model context server for vchart

MCP server for querying vcluster YAML configurations using jq

Value Context Protocol tools: VCP/I tokens, CSM1 codes, VCP-Lite, and context encoding.

MCP server for OpenAI Vector Store API — manage vector stores, files, batches, and search.

Vengtoo MCP server — manage your authorization model and check access through any MCP-compatible AI tool

MCP server for VeriFactu (AEAT): Spanish electronic invoicing from Claude Code.

VerifiedState MCP server — verified memory for AI agents via stdio transport

Verify timestamp proofs offline, anchor hashes through ProofLedger, keep agent run receipts.

MCP server for vibe-cli - Universal AI rules system

MCP server for VibeCheck bug reports — gives AI assistants access to screen recordings, console logs, network requests, and more

MCP server for vibedev specs workflow - AI-powered development workflow from requirements to code

MCP server for Switchback — classify AI agent turns by complexity and pick the cheapest model that can handle them. Drop-in for Claude