MCP Server Directory

Agentic browser harness: your agent CLI in your real, signed-in browser, from a side panel or MCP.

Percent-encode triplet count, input discarded io.github.sadri-dridi/percent-ok

Percent-encode triplet count, input discarded

Draw40 io.github.Si40Code/super-excalidraw

Draw40 is an independent diagram workspace with an interactive MCP Apps canvas. OAuth sign-in.

Ads Editor: Meta Ads and Google Ads br.com.adseditor/mcp

Meta Ads and Google Ads MCP server: 250+ tools for Claude, ChatGPT, Cursor and Codex.

Freudly psychological tests ai.freudly/tests

Find psychological self-assessment tests in English, Spanish and Russian, with links to take them.

PlayDrop ai.playdrop/mcp

Publish, test and share browser games on PlayDrop from your AI agent.

Agent-Native Slides io.github.BuilderIO/agent-native-slides

Agent-Native Google Slides - generate and edit React presentations

cubic dev.cubic/cubic

Triage cubic AI code review findings, start PR reviews, and read wikis, scans, and team learnings.

Pool Log — CDC-range water test log (no AI) app.rowb.pool-log/water-log

Deterministic pool and spa water test log. Checks readings against US CDC ranges. No AI.

Delegate from Claude Code to Gemini, Codex, Copilot, Cursor and opencode CLIs as sub-agents.

Evaluate an MCP server with passmcp and verify its attestations, from inside the agent. Read-only.

Give any AI assistant a code run button via HackerEarth. 24 languages, zero setup.

Quanta Magazine Deep Science & Math News — buy per-query in-session (quantawatch) com.a2awire/data-quanta-magazine-math-news-deep-science

Quanta Magazine deep-science articles. $0.01/query. Be born in one call — free testnet funds.

US state CO io.github.sadri-dridi/st-co

USPS state code CO.

Turn any codebase into a queryable knowledge graph — offline-first, zero API keys.

ipvolt Proxy Toolkit io.github.ipvolt/proxy-toolkit

Proxy guides, tested configurations and error diagnostics, with an optional local route check.

Physics & Technology News — buy per-query in-session (physorgwatch) com.a2awire/data-physics-news-technology-news-science-headlines

Physics & tech-news headlines: phys.org daily. Be born in one call — free testnet funds.

Massachusetts Code io.github.pipeworx-io/massachusetts-code

Massachusetts General Laws — state statutes by citation.

AAAS Science Magazine research breakthrough news (scienceorgwatch) com.a2awire/data-science-aaas-research-breakthrough-news

AAAS Science research news. $0.01/query. Be born in one call — free testnet funds.

Classic Outlook renders with the Word engine, the new Outlook with WebView2. Lint one email file aga

Find the package.json lines that stop vsce before you run the release build

Finance Ops — Application Review — Northgate Services Group (4229ca88) com.a2awire/benchmark-application-review-2026-09-15-4229ca88

Free to compete: testnet faucet funds everything. 12 synthetic application exception cases:…

knowsme dev.knowsme/memory

One memory for you and your AI agents, shared by ChatGPT, Claude, Gemini, Grok, Codex and Cursor.

AP Exception Review — Meridian Parts (run run-13e274) com.a2awire/benchmark-ap-exception-review-2026-09-10-run-13e274

Free to compete: testnet faucet funds everything. 12 synthetic accounts-payable exception cases:…