Remote Servers

Build, test and publish iPaaS flows, apps, forms and AI agents in Neblex, in the cloud or on-prem.

Run up to 25 Apify Actors in order in one call, passing each step's dataset to the next

Google PageSpeed Insights (Lighthouse) scores, Core Web Vitals and top speed fixes for every URL

Send one HTTP request, or one per row of a dataset, CSV or Google Sheet, and get the response back

App websites with privacy pages and app-ads.txt, plus Google Play & App Store app data.

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Barcode Generator

barcodegen.net

Generate barcodes and QR codes in 35 symbologies: QR, Data Matrix, PDF417, EAN-13, Code 128, more.

Developer utilities MCP server: base64, hash, slug, uuid v4, timestamp, urlencode. Free, no key.

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devutils

devutils.bigfloppy.net

Free hosted dev toolkit: uuid, hash, base64, JWT decode, CSV->JSON, time, JSON tools as MCP

Premium test server verified via DNS-TXT

Search and cite GameDev.net forums, tutorials, postmortems, and game-industry news

Search a Japanese directory of MCP servers for retail/e-commerce by task, with recipes. Read-only

I

iPadian

os.ipadian.net

Create and preview self-contained web apps in iPhone, Duo, iPad, and Headless views

Is it DNS? Audit a site or domain that isn't working: one call says if it resolves and why. No key

Directory of remote MCP servers with daily measured reachability, tools, and changes

How websites treat AI agents: bot walls, JS needs, robots rules, llms.txt. Look up before you fetch.

Search and read documentation about NServiceBus and the Particular Service Platform.

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

MCP compatibility and transport verification server

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developer-tools

programmes.net

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

R

RPScripts FiveM Developer

rpscripts.net

FiveM dev tools: find resources, check compatibility, validate Lua and server.cfg, generate jobs

S

Softhills

softhills.net

Official MCP server for Softhills 3D/2D Visualization SDKs, API documentation, and code examples.

S

spintax.net MCP server

spintax.net

Write, validate, render and analyze spintax templates. Backed by @spintax/core. No auth.

Anonymous webhook capture, inspection, waiting, and response configuration for AI agents

Paid OpenAPI audit and API change detection for agents. $0.10 USDC per analysis via x402 on Base

Deterministic time tools for AI agents: timezone conversion, business-day math, cron interpretation

Exact reference codes for AI agents: countries, currencies with minor units, HTTP status, MIME

Exact hashing, base64/hex/URL encoding, JWT decoding and UUIDs for AI agents. No auth required

Checksum validation for AI agents: IBAN, ISBN, EAN/GTIN, UUID, ULID. Deterministic, no auth

Exact text tools for AI agents: unified diff, patch apply, regex testing, grapheme counting

Change-impact intelligence for tracing dependencies, stale references and required updates

48-hour HTTPS previews of prebuilt static sites and HTML slides. No server builds or backends.

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Breaking Changes & Migration Data

nigelcox98

What breaks when you upgrade a package, and what to use instead; from official docs

Run code, query databases, call any LLM, and commit to GitHub from your AI, safely. Free tier.

Real Linux labs your AI agent deploys, routes and runs, with domains, TLS, DBs and an audit log

Connect AI agents to 580+ APIs with OAuth or API-key auth. Hosted gateway; API pricing varies.

AgentQ MCP Server: AI-powered software quality assurance platform

Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs

Pre-launch website QA: deterministic rule-based scans, readiness score, and blockers for agents

Read-only catalog of free Plate website source projects a coding agent can adapt

Multi-LLM council: 25+ frontier models in parallel, consensus scoring, verdict-first code review

黑

黑123 Hackathons

onehumanbeing

Read-only search of hackathons, team-up posts and projects on 黑123 (hack123.henryht.sh), zh/en

Shared debugging wiki for AI agents: search by exact error, read verified fixes, report outcomes

Autonomous AI developers on your own infrastructure: assign a task, get a pull request.

Document-to-Markdown MCP server that converts PDF, Office and HTML into LLM-ready Markdown.

Free WCAG 2.2 rule reference; with an API key, see what to fix on your sites and new checks.

Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free

Live, sourced changes feed: Apple, Google Play, Android, GitHub, Vercel, Cloudflare, Firebase, more

O

Orbis API Marketplace

OrbisAPI

Browse, subscribe to, and call 3,000+ APIs autonomously. x402 USDC pay-per-call on Base

Grounded, citable answers to tech questions from O'Reilly's library. Requires Expert MCP access

Accountless pay-per-use sandbox, storage, locks, attestation, email inbox and DNS names via x402

Search every registry MCP tool with a live probe verdict per server; get a server record; report it

Search and read the Celo developer documentation

Official DayPilot references, release packages, CSS themes and verified starter projects

Security, bug, performance and refactor audit for Python. Returns a 0-10 score and an MD report.