MCP Server Directory

Robots.txt Policy Lint dev.workers.pathwren.www/robots-policy-lint

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

Playgama MCP - Publish & Manage HTML5 Games com.playgama/developer-cabinet

Publish HTML5 games in seconds from an AI agent: audience, monetization, analytics.

TestWell Lab Tests com.test-well/testwell

Cash-pay lab tests: catalog search, all-in quotes by state, draw sites by ZIP, reviewed ranges.

Vendor Clearance Audit com.a2awire/benchmark-vendor-clearance-audit-v1

Free to compete: testnet faucet funds everything. Audit supplier rollout readiness.

Buildium MCP by usefulapi io.usefulapi/buildium

Read Buildium properties, units, leases, tenants, balances and bills; manage work orders.

Finds the money lines that send the wrong amount to a payment API: the x100 that charges 100x in JPY

Unicode word charset, value discarded io.github.sadri-dridi/word-ok

Unicode word charset, value discarded

Release Radar MCP by usefulapi io.usefulapi/release-radar

Correlate GitHub releases with Sentry issues and PagerDuty incidents.

CustomerDashboard io.customerdashboard/customerdashboard

Build dashboards on your own data, including multi-customer views with per-customer login.

Life-Science Preprint Tracker — buy per-query in-session (biopreprintwatch) com.a2awire/data-science-paper-preprint-biotech-release

Biotech preprints: new paper releases. $0.01/query. Register in-session — free testnet funds.

Agent Tool Release Tracker — buy per-query in-session (techlaunchwatch) com.a2awire/data-agent-tool-release-tech-announcement-tracker

Agent & dev-tool releases daily: versions, changelogs. Register in-session — free testnet funds.

PromptBrake Free Tools io.github.AJ888/promptbrake-free-tools

Free AI test helpers: injection inputs, OWASP mapping, release plans, response and tool-call packs.

Finds the LLM model IDs pinned in your code that vendors have already switched off, or have dated to

Warning warn-code band, value discarded io.github.sadri-dridi/warning-ok

Warning warn-code band, value discarded

Coderbuds com.coderbuds/insights

Your team's shipping standards, org map and delivery metrics, inside your coding agent.

AnySkills ru.anyskills/anyskills

AnySkills online school: build courses, lessons and tests, publish, track student progress.

Scans agent code for untrusted input poisoning persistent cross-session memory

The IDE for agents: read by symbol, edit against a revision, validate with your own build, revert.

AI browser tests from your coding agent: a verdict, failing steps, report, video and trace.

pontofato com.pontofato/pontofato

Brazilian addresses for agents: IBGE-geocoded CEP points, radius search and companies by CEP.

LIN-123 identifier shape, value discarded io.github.sadri-dridi/linear-id-ok

LIN-123 identifier shape, value discarded

Optimizing compiler for agent tools: many MCP servers or REST APIs in, one lean endpoint out.

Moradas — Portuguese addresses & postal codes dev.moradas/moradas

Portuguese address autocomplete, postal codes, list checks; typo-tolerant, municipality-first; free.

Agent-Native Analytics io.github.BuilderIO/agent-native-analytics

Agent-Native Amplitude/Mixpanel - connect data sources, prompt for charts