"A server for accessing an inbox or messaging system" matching MCP connectors:

Upwork MCP ServerAOAuth via extension

com.upwork.mcp

Connect your AI agent to Upwork. Search talent, post jobs, manage contracts, and get answers from your account.

Hosted AI agents and workflows with app OAuth, human approval gates, and a run ledger.

Read-only MCP server for Glimps invoice processing. Connect ChatGPT and Claude to ask about invoices, suppliers, coding, approvals, and processing status in Exact Online.

Search classifieds in Phuket, Thailand: vehicles and property for rent and sale.

Verify, quote and track contractor insurance in a 1099Policy account: who has active coverage, why a certificate was flagged, what a job's coverage costs, application links, jobs and assignments. OAuth 2.1 with dynamic client registration.

Author rules from policy docs, then decide: a Rete engine gives the verdict, an LLM explains why.

BrowserlessOAuth via extension

io.browserless.mcp

Browserless MCP - Cloud browser automation for AI agents with bot-detection bypass. Scrape and crawl sites, take screenshots, generate PDFs, run headless Chrome functions or an autonomous browsing agent, all through MCP.

DocsieOAuth via extension

io.docsie.app

Docsie MCP brings your documentation workflow directly into your AI assistant. Create, edit, and publish documentation without switching between tools. Convert videos into structured documentation instantly, run compliance analysis across text, audio, and video content, and use semantic search to find exactly what you need across your knowledge base. Whether you're building product documentation, SOPs, user guides, or technical manuals, Docsie MCP makes documentation faster, smarter, and powered

Nimble MCPOAuth via extension

com.nimbleway.mcp

The Nimble MCP Server gives AI agents the ability to search, extract, map, crawl, and structure data from any website in real time. It exposes Nimble’s full web data platform as MCP tools that any compatible AI client can use.

microsoft-exchangeOAuth via extension

com.postgate-ai

Hosted multi-user MCP for Microsoft Exchange - on-premises, hybrid and Online, per-user rights

Windframe MCPOAuth via extension

dev.windframe.mcp

Provides style context & tokens to design or restyle web UIs in any framework

Provides style context & tokens to design or restyle web UIs in any framework

runcomfy-mcpAOAuth via extension

io.github.runcomfy-com

Remote MCP for RunComfy: ComfyUI deployments, hosted models, LoRA training. 31 tools.

Live AU/NZ bank (CDR) and brokerage data for AI agents, plus management of Redbark syncs and rules

crispyOAuth via extension

sh.crispy

Full LinkedIn access for AI agents: leads, messaging, and campaigns with safe limits built in.

Vietnam VPS via VietQR — create a machine and put an app online.

SquadOAuth via extension

ai.meetsquad

Decision intelligence for product teams. Turn scattered feedback into signal you can act on.

Search 7,400+ libraries across Japan, find which one holds a book, and browse NDC classification.

One identity across Claude Code, Codex, Cursor, Gemini, Windsurf: shared inbox and handoffs.

Client portal for video studios: clients, projects, steps, quotes, call sheets, travel log.