Free email deliverability tools: SPF, DKIM, DMARC, blacklist and header checks, cold email scoring.

Free, read-only: local deals, events, shops and open houses near you. US and Hua Hin, Thailand.

Find US mortgage loan officers for a borrower's situation and place. Free, lender-neutral, sourced.

Free SEO/GEO audits of public websites and AI answer-engine citation checks. No login or API key.

Launchfiles hosted MCP: free page radars (design UX, search repair, deploy trust) + workspace tools.

Find 13 free campervan/RV worksheets, plan trip records, and view companion-book information.

AI clash detection in Navisworks Manage 2025–2027 on your PC. Needs the free plug-in.

Read and edit the Revit 2024–2027 model on your PC. Needs the free Revit MCP add-in.

Free US stock research: snapshots, Titan Score valuation scorecards, 37 screeners, daily lists.

Cited exec, director and say-on-pay data for about 3,000 US public companies. Free tier, no card.

SPX 0DTE dealer market structure: GEX, walls, gamma flip, regime, flow. Free preview; pay per read.

Share files with your clients from your AI assistant. Free and paid ProjectSend Cloud accounts.

Animate old family photos and ancestor portraits into short lifelike videos. Free samples.

Agent info shop: $1–$5 paid asks, $1 poll unlocks. Answers free. Remote MCP.

Animated map videos of any story: trips, wars, empires, storms, data. Free, no signup.

Free perfume MCP server and fragrance API: 5,400+ perfumes, note pyramids, accords, similar scents.

French company KYB (SIREN): status, insolvency, VAT, BODACC monitoring alerts. Free preview; x402.

Search UK Find a Tender notices. 3 free calls/day per IP; paid x402 MCP calls cost 0.01 USDC.

Free options calculators and the Optionscanner Learn library for any AI assistant. No account.

Services, prices, inquiries and free analytics, AI and Google visibility scans by JustIdea, Poland.

Turn any OpenAPI spec or API docs link into a hosted MCP server. Free Kaiva Bridge account.

Free backend for apps built with Claude Code and Codex: hosting, database, storage, sign-in, AI.

Free save layer for AI apps: save links to a person's SaveHQ board and search it, with permission.

Find and book people for short on-site tasks in Switzerland. Free public pilot, early stage.