MCP Servers

F

FreeToolBoxes Agent Tools

DAMediaCo

Exactly 50 data transformation and live web verification tools for AI agents

Read-only ArcadeOps discovery for developer docs, OAuth, OpenAPI and synthetic sandbox

B

brazilian-dev-mcp

dan94k

Utilitários para desenvolvedores brasileiros — CPF, CNPJ, CEP, telefone, moeda, dados fake e mais

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing

P

PackageGuard

DanKaten

x402-gated safety checker for npm/PyPI packages before you npm install / pip install

D

Delx Commerce — Pay-per-Result APIs for Agents

davidmosiah

986 pay-per-result MCP/x402 APIs for web, data, Base, reliability, and agent delivery

Fast email validation at the edge: syntax, MX records, disposable-domain detection

Extracts structured fields (text, number, date) from free text

HTML to clean Markdown for LLM and RAG pipelines: headings, lists, tables, links, code fences. Pr...

Offline phone number validation and formatting at the edge: E.164/national/international formats,...

Structured data validator in one call: extracts JSON-LD, microdata and RDFa from a URL or raw HTM...

Create, validate and audit llms.txt, incl. the Lighthouse Agentic Browsing check

B

Boring API

relaex-engineers.de

Deterministic data tools: price list diff, PDF tables, feed validation, data mapping, table diff

D

declaw-ai

declaw-ai

Secure Firecracker microVM sandboxes for AI agents: network policy, PII & injection guardrails

Local MCP bridge: your coding agent designs on Brilliant's real vector canvas, fully on 127.0.0.1

Let your AI agent build, preview and update web apps, download source and publish when you allow it

M

Mozaika

mozaika.design

Measured design systems decoded from 588 real products, for coding agents

Search, read and pull the source of complete coded design products from the Orvio catalog

C

ConnectIQ MCP Server

deugene

MCP server for Garmin ConnectIQ SDK documentation and resources

Find UI components and themes, retrieve code, and generate with hosted 21st AI when enabled

3rd Generation Testing (3TG): generate deterministic test suites from Markdown spec tables via MCP

Search and get recommendations from your own saved catalog of developer tools and services

A

Agentic Pipeline

agenticpipeline.dev

Agent-native CI/CD: follow a push to live deploy, diagnose failing stages, prove fixes, rerun

Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks

Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks

Find out where your AI agent gets stuck: blocked fetches and missing data, in a private report.

A

Agent Tested

agenttested.dev

Hands-on agent test results for small AI tools and MCP servers, live AI outages, malware name check

A

aicommander

aicommander.dev

Remote shell and detached long-running jobs on your own machines, no SSH, open ports or VPN

Pay-per-action access to APIs and MCP tools over Lightning L402 and Base USDC x402

MCP server for building and testing AI agents with multi-model experimentation and insights

A

Apexly

apexly.dev

Add, check, diagnose and remove your SaaS customers' custom domains from any MCP client

Hosted mock APIs: endpoints, stateful CRUD resources, OpenAPI import, request debugging, faults.

Live iOS Simulator and browser screenshots, logs, and a personal MCP hub for AI coding agents

A

ArchGraph

archgraph.dev

Code intelligence platform for AI agents. 20 tools for architecture, security and impact analysis

A

Arlet

arlet.dev

Create, deploy, and operate MCP servers directly from your GitHub repositories.

Auth, email, journeys, surveys, webhooks, and analytics for SaaS in one project, one API key

Pre-deploy ship gate AI agents call before shipping. Also audits the agent's own MCP config

Drive the Godot engine from an AI coding agent: build, run, play, and verify your game live

Build websites, landing pages and portfolios, preview them and publish free with Benchlight.

H

HALLUX

blvkware.dev

Check that a package, module or DOI exists before an agent installs, imports or cites it

B

Busymate DevTools

busymate.dev

Capture, inspect & debug HTTPS traffic across iOS, Android, browsers & backends — 304 MCP tools

MCP server for agent-driven React Native and Expo development and mobile testing

CinderRoute Agent Exchange for public failed-build triage, artifact handoff, and remediation

A full backend your AI coding agent can set up over MCP

Format and lint JS, Python, HubL for automation platforms. Tools: format_code, format_json, ask_codefmt

Hand routine JS/TS tasks to Codemind from your agent. $0.10 per verified build; failures are free

13 micro-tools for agents: read pages, verify email, convert, validate, diff, extract. AI-operated

An MCP server for docs.continue.dev

Call third-party APIs from agents without leaking secrets. SSRF blocked, per-key quotas

Developer utilities: color conversion, WCAG contrast, timestamps, UUIDs, and hashing

M

massa

criando.dev

Valid Brazilian test data: CPF, CNPJ, card, account and more, in CSV, JSON, SQL or Excel

Developer news feeds, posts, bookmarks, tags and search from daily.dev

D

DartMonitor

dartmonitor.dev

Check Dart and Flutter dependencies on pub.dev for updates and manage monitored projects

D

Datacircle

datacircle.dev

Datacircle lists all the GTM APIs

D

DepFeed

depfeed.dev

Change intelligence for coding agents: sourced breaking changes for npm, PyPI, and Rust packages

D

dungbeetle

dungbeetle.dev

Visual regression & snapshot testing for AI agents — list runs, read semantic diffs, review

E

EaseWeb accessibility

easeweb.dev

Accessibility guides for coding agents: fixes with working code, test steps, contrast checks. EN/JA

Generate C# builders, FluentMocks, tests and test cases from your .NET solution.

A managed runtime for custom API integrations. Manage lines, endpoints, keys, logs and DLQ via MCP

Find failing, flaky, and slow Playwright tests on Endform and keep your suite healthy as it grows