MCP Server Directory

Memory for AI agents: persistent L1/L2/L3, web-search savings, thread memory.

AtCoder MCP Server io.github.ketherworks/atcoder

Search AtCoder problems and fetch public problem statements through MCP.

Read-only OpenIM search for institutional buy-side investment models and architecture.

AI-summarized filings from 7 markets with special-situations screens, for research agents

quant-research ai.avasis/quant-research

Crypto backtest statistics: the server owns the trial count, so it cannot be understated.

SINTEGRA: TO io.github.mcp-dir/sintegra_to-mcp

SINTEGRA: TO, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Read MyFigureCollection.net: search figures, JAN barcode lookup, shop prices, collections and clubs.

lr-labs io.github.abhinandansethi/lr-labs

Deterministic cross-border tax engine: PE, GAAR, Indian TP, rule-level lookup. Compiled law, no LLM.

Kids Stay io.github.sitebox/kids-stay

Search Japanese hotels by 53 verified kid-friendly conditions, with sources and dates.

Search AO3 and have fics read by a secondary model before they're recommended

academic-research-mcp com.themineworks/academic-research-mcp

Scholarly search: OpenAlex, Crossref, arXiv, OpenCitations and PubMed in one endpoint.

printing-labs com.printinglabs/printing-labs

Corporate gifting: catalog search, bulk GST pricing, quotes, meetings, HR welcome-kit automation.

LivingMeta — AI in Research ai.livingmeta/ai-in-research

Read-only MCP over the LivingMeta AI-in-Research corpus: 12,400 papers, gaps, priority agenda.

SocialListeningAPI com.sociallisteningapi/social-listening

Search public social posts and web results from AI assistants.

Aginx Browser net.aginx/aginxbrowser

Stealth web browser for agents: search, fetch, click, download and type in persistent MCP sessions.

Radix Wiki wiki.radix/radix-wiki

Community-maintained knowledge base for Radix DLT — search, read, and contribute wiki pages.

DiffBeam Gaussian Beam Optics com.gaussian-beam/diffbeam

Read-only optical catalog search plus DiffBeam server, schema, and catalog revision metadata.

PatSol MCP — AI Patent Search (Korea) kr.wandsol/patent-search

Korean patents by meaning, not keywords: describe an invention in plain words or by drawing.

Search Metacritic films, shows and games, read scores and critic reviews. No API key.

LabTestSuperstore io.github.SunRainSnow/labtestsuperstore

Read-only U.S. lab-test catalog, collection-site search, and reference-range context.

MCP server for the Pexels API: search & fetch stock photos, videos, and collections.

MCP server for GitHub: repos, files, issues, PRs, search. Single Go binary.

MemorySync Documentation io.memorysync/docs

Search and read the current MemorySync documentation while writing integration code.

mcp com.birkinbagstock/mcp

Read-only Hermes resale research: listings, asking prices, reports, auctions and directories.