MCP Catalog

io.github.Oortonaut/task-graph-mcpOfficial

MCP server for agent task workflows with phases, prompts, gates, and multi-agent coordination

io.github.PSU3D0/spreadsheet-mcpOfficial

Agent-safe Excel workbook analysis, editing, recalc, and verification tools.

io.github.PStryder/tablacognitaOfficial

MCP-native collaborative markdown editor with real-time AI document editing

io.github.UseJunior/email-agent-mcpOfficial

Local email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP

io.github.UseJunior/safe-docxOfficial

AI-native surgical editing of Word .docx and OpenDocument .odt files with formatting preservation

io.github.Writbase/writbaseOfficial

MCP-native task management for AI agent fleets with scoped permissions and provenance.

io.github.a2cr/a2cr-mcpOfficial

Save AI-agent handoff checkpoints, WorkStash notes, and WorkThreads in a local A2CR workspace.

io.github.bezata/kobsidian-mcpOfficial

Filesystem-first MCP for Obsidian — an LLM-maintained wiki inspired by Karpathy's LLM Wiki.

io.github.bluwork/kontra-mcpOfficial

The Tenth Man Protocol — structured contrarian analysis for decision-makers via MCP

io.github.chernistry/bernsteinOfficial

Declarative agent orchestration for engineering teams

io.github.chrismcdermut/proletariat-cliOfficial

Agent orchestration platform - multi-agent spawning, tickets, boards, and workflows

io.github.cmendezs/mcp-facturacion-electronica-esOfficial

Spanish e-invoicing MCP server: VERI*FACTU, Facturae/FACe, SII, Crea y Crece B2B.

io.github.cmendezs/mcp-fattura-elettronica-itOfficial

Italian e-invoicing: FatturaPA XML/SDI v1.2.3, 42 tools. Signing, SDI, archiving.

io.github.cyanheads/docgen-mcp-serverOfficial

Render HTML/markdown to PDF, export rows to xlsx, and fill AcroForm PDFs.

io.github.cyanheads/guardian-mcp-serverOfficial

Guardian Open Platform — search and retrieve full article text from The Guardian archive.

io.github.cyanheads/obsidian-mcp-serverOfficial

Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter via MCP.

io.github.cyanheads/openlibrary-mcp-serverOfficial

Search books and authors, fetch editions, browse subjects, and resolve cover images.

io.github.cyanheads/survey-mcp-serverOfficial

MCP server for conducting dynamic, conversational surveys with structured data collection.

io.github.cyanheads/toolkit-mcp-serverOfficial

Generate IDs, QR codes, and hashes, encode values, geolocate IPs, plus gated host diagnostics.

io.github.cyanheads/workflows-mcp-serverOfficial

Store, query, and create YAML workflow playbooks for LLM agents.

io.github.cyanheads/wsdot-mcp-serverOfficial

WA highway conditions, ferry schedules, vessel locations, toll rates, and border waits via MCP.

io.github.danioni/servicialoOfficial

Open protocol for professional service delivery via AI agents

io.github.deepwired/mcp-jira-scopedOfficial

Jira MCP server with scoped API tokens via api.atlassian.com gateway

io.github.derekchoyai/honeOfficial

Score your judgment over AI-assisted work. Hone scores you, not the model.