Search

Free realtime task management for people and AI agents, with workspace-bound OAuth access.

Free read-only machine vision calculators: lens and field of view, camera interface bandwidth, line scan settings, sensor data, Hikrobot model lookup and cross-reference from other camera brands.

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS lookup, blacklists and a full email domain health check, each with a link to the full report on mxverdict.com.

Free read-only search, street context and comparisons for 1.33M street records across 8 US states, with sourced walkability, SNAP retailer and EV station metrics.

Free Navisworks Manage plug-in with an MCP server: AI assistants run Clash Detective, check clash matrices, manage sets and viewpoints, write reports.

Free, real-time box office and fact-checked data on the 2026 viral Chinese film Niu Lai (牛来)

Free remote MCP for SEO data: backlinks, referring domains, domain history, keyword ideas and site audits (Ahrefs alternative).

Free, no-login MCP server for searching and comparing flights with real-time pricing from multiple airlines and booking platforms worldwide.

Free, no-login MCP server for discovering and comparing rental cars with real-time pricing from multiple providers worldwide.

Free to use on the web, free over MCP. Onymu checks names against 1,400 TLDs and never sells what you search

Free, no-auth MCP server for official Brazilian economic data, semantic discovery, and source-preserving queries.

Free hosted MCP server for OutreachGenie prospect lists, outreach flows, campaign drafts and content. OAuth scopes access to the workspace selected at sign-in. The separate browser companion performs LinkedIn actions. Submitted by Moez Zhioua, founder.

Free hosted MCP outline preview for slide decks from topics or inline CSV/JSON, with a continuation link to OutSlide.

Free MCP/API that scores a merchant domain, https URL, or 0x wallet before an agent pays (trusted/unknown/suspicious/block). Does not send payments.

Free, keyless postal/ZIP code lookup: place names, state/region, and coordinates for any supported country.

Free read-only data on about 4,900 AI companies, open AI jobs and dated AI news, with source links.

Free QR code images; paid web page → Markdown, page metadata and 30-day file hosting via x402 micropayments (USDC on Base/Solana, no API key). Remote Streamable HTTP server at https://qrcode.pub/mcp

Free MCP server for US self-employed quarterly estimated taxes. estimateQuarterlyTax computes federal + state income tax, SE tax, and the 4 per-quarter installments from annual net profit, filing status, state, and tax year (2025/2026, QBI-aware); getPaymentCalendar returns the 4 IRS quarterly due dates, rolled past weekends and IRS holidays. Remote endpoint: https://mcp.quarterlytax.al157.xyz/mcp (Streamable HTTP, no auth). Read-only calculations; no data stored.

Free privacy-preserving tools for AI agents: portable sanity attestation, prompt-injection scrubbing, clinic diagnosis, and machine-file validation. Real serves, no tracking.

Free, non-custodial MCP server: validate bounded USDC/USDT payout plans, look up public transfers (read-only), and reconcile payouts. Never holds funds or keys.

Free AI image generator. Create stunning images in seconds.

Free, open-source MCP server for Roblox Studio. Push-based SSE transport, editor-safe script edits, 29 token-lean tools.

Free Chrome extension that makes web pages easier to read for people with dyslexia or ADHD, with syllable splitting, a reading ruler and reader view.

Free CRE loan sizing, DSCR stress tests, payments, NY/FL closing cost estimates and cited lending knowledge. No account or API key; usage limits apply. Illustrative results, not lender quotes.

Free, read-only MCP server: runs a 12-question restaurant profit check and returns a grade, the biggest money leak and the first fix. No sign-in; answers aren't stored.

Free form builder with no limits.

Free Revit add-in with a built-in MCP server: Claude, ChatGPT, Cursor and other AI assistants read and edit the open Revit 2024–2027 model.

Free website check by Rexity Labs. One tool, website_check(url, lang): checks one public website in six areas (speed & technology, findability, readiness for enquiries, trust & legal, website security settings, e-mail domain protection) and returns an overall score and six area scores from 0 to 100 with a one-line verdict per area. Remote server (Streamable HTTP), no key, German and English.

Free MCP server for founders. Ask Claude how many months of runway you have left, and it calls this tool instead of guessing off vibes. No signup, no API key, no backend. Just add the connector and ask.

Free fragrance MCP and perfume MCP server for AI agents. Query 126k+ scents for longevity, sillage, seasonality, and community scores from Cursor or Claude