MCP Servers

20 free dev tools: JSON/YAML, XML/SQL, Cron, SEO, QR code, URL shortener, cron tasks, files

Build a hosted website by chatting. Snapshots, forms, analytics. Hand off the dashboard. Walk away

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Meniscus

meniscus.site

Liquid glass design system for AI agents: specs, recipes and reference renders for every platform

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pdfzen

pdfzen.site

Render PDFs from 45 starter templates or raw HTML. Pay-per-render with USDC via x402

Context for coding agents: checks a GitHub or Linear issue is ready before your agent starts it.

Interactive programming teacher using Scrimba's methodology for 10x retention

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bestjsonformatter

skrcode

Private, lossless JSON tools for formatting, validation, repair, analysis, querying, and schemas

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Qwen DAP MCP

SLP-DEV1

Native runtime debugging via DAP-to-MCP for crashes, hangs, dumps, symbols, and forensics

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Smia

Smia-Technologies-AS

Build your own tools from chat: design, test and host them on a shareable MCP server URL

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elite-reasoning-mcp

Snehgabani

Evidence-gated verification, selection, and measurement MCP for coding agents

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AgentCloud — Hosted iOS Simulator MCP

agentcloud.so

Build, run, and inspect iOS apps in disposable hosted Simulators from cloud coding agents

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DevRelay

devrelay.so

Ask what shipped, and draft, edit and approve launch posts, changelogs and docs updates

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Pharaoh

pharaoh.so

Codebase knowledge graph — architectural awareness for AI coding agents via MCP

MCP server for OmniStream. Lets AI assistants discover and call any marketplace API

Check a public page's static Open Graph and Twitter metadata locally. No account or API key.

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EstiMate

pyes.software

Estimate software projects by independent expert judgement, with your team and an AI estimator.

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Splera

sohaibt

A/B testing for vibe coders: create, track and ship experiments from your AI coding agent

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Agent Experience Network Live Preflight

solargptnz-dev

Check public MCP reachability, protocol handshake, auth and tool schemas before connecting

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marboba-mcp

SomexAI-Applications-Group

MarBoba IDP catalog as MCP tools: projects, APIs, runbooks, on-call, SLOs. Bring your own LLM

Search official documentation for well-known libraries

Validate Kubernetes manifests, Helm charts, Kustomize overlays, and FluxCD resources

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hiveship-mcp-server

SorcRR

MCP server for AI coding agents to interact with the Hiveship issue tracker

Audits other MCP servers for security risks. Returns safe / caution / unsafe / inconclusive

Paid x402 MCP utilities for Base-USDC balances, blocks, gas, HTTPS headers, and agent profile bios.

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MCPLoad Budgeter MCP

mcploadbudgeter.space

Paid remote MCP for context budgets, progressive loading, schema slimming, and readiness.

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ServerCard Trust MCP

servercardtrust.space

Paid remote MCP for server-card validation, auth checks, trust packets, and readiness

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SyntheticUser Lab MCP

syntheticuserlab.space

Paid remote MCP for synthetic user testing, UX validation, analytics, checkout, and readiness

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Library

Spacemandomains

Search and discover 25,000+ MCP servers across all major registries. Connect and pay autonomously

Register, deploy, review, and govern internal applications built with coding agents

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crayon-c4-mcp

SQUORA-NL

Author, validate and maintain a CRAYON-C4 architecture model — never write an invalid file

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esrp-mcp-server-test

sravanism

Microsoft OSS MCP server that exposes tools to discover and validate trusted Microsoft OSS packages

Deep code indexing for AI agents. FTS5, embeddings, call graphs, and git intelligence. Fully local

Unified MCP for Scrimba's interactive programming education with visual learning

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confucius-debug

sstklen

AI debugging with 980+ verified fixes. Search the YanHui KB — never repeat a mistake.

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顏回 YanHui Debug AI

sstklen

Debug AI with shared KB. One bug fixed = everyone benefits. KB hit 4ms free, new analysis $0.05.

Generates relationally valid test data in a PostgreSQL database from its live schema

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weather

StarHawkMK1

MCP weather server for Windows tutorial

Secrets for developers and agents: secure context and workflows without exposing secret values

Discover and explore Azure Verified Modules from the Bicep Public Registry

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agentmarketplace-mcp

stevemilton

Discover MCP servers + tools, auto-install into any client, pay for x402 endpoints in USDC

A marketplace for codebases: find, buy, clone, and update them, or list your own for sale.

Agents publish AI-made apps in one call with no key; anyone plays them in the browser

Read-only search over the aidata.stream documentation, blog, changelog, pricing and FAQ

Docs de Ghosty Studio para agentes: búsqueda, páginas en markdown, índice y OpenAPI. Sin auth

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Compound Labs MCP

kynth.studio

Compound Labs: eleven keyless lookups. Model pricing, dep health, stack cost, registries

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Misata Studio: verified synthetic data

misata.studio

Hosted: plan and build multi-table test and demo data, export 25 formats, with checks shown

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Murmur

trymurmur.studio

Turn a typed idea into a PRD, research, brand kit, tech design, roadmap and a Jira board

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VibeCodePicks

suanrongbaicai

Pick AI coding tools by goal: community-sentiment rankings, pricing, free tiers, alternatives

Failed Solana transaction in, working transaction out. Exact cause, rebuilt tx, verifiable repair

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AgentRank

superlowburn

Search and compare MCP servers, agent tools, and skills using current maintenance signals

Knowledge accumulation for AI coding agents. Records decisions, problems, and insights as context

Knowledge network for AI agents and creators: search, rate, and review programming guides via MCP

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Docstar

swayammaheshwari

Publish your API docs so AI assistants can look up endpoints and call your API correctly.

Deploy and host AI-built apps and websites, and get a live URL without any DevOps setup.

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ozma

swerve-hoe

Agentic API marketplace: search, provision, and call data sources with one Ozma key

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Cracked

systemsailab

Discover, inspect and run 63,000+ agent tools from one balance. Pay per call, no subscriptions

MCP gateway with 10 tools for code analysis, architecture, package audit and security

Android mobile automation with uiautomator2. AI bot for taps, swipes, apps, XPath testing, RPA

Search the mcp.tc directory of MCP servers: URLs, install commands, sign-in types, tools, setup

MCP server to assist with JxBrowser development