"Free tools or resources that do not require an API" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Operated by SpendPreflight: sanctions screening and allow/hold/block preflight for x402 payments.
AI-agent image generation: cohesive sets & illustrations. Resize a set or export it as icons.
Connect Claude, ChatGPT, Cursor or any MCP client to Ybug. Read bug reports with screenshots, console logs and network requests, then triage them in chat.
Non-custodial limit, stop-loss and DCA trading on Epsilon (Robinhood Chain) for AI agents
Generate images and PDFs from HTML/CSS, live websites, and reusable templates.
Analytics, advertising: Facebook/Meta, TikTok, competitor ads. Free plan; Spytrend OAuth in browser
Operated by SpendPreflight: sanctions screening and allow/hold/block preflight for x402 payments.
Manage your Cycle infrastructure from any AI assistant. Deploy and reconfigure containers, VMs, and full stacks; create environments; provision servers and manage clusters; handle DNS records, scoped variables, image sources, and volumes. Troubleshoot with logs, metrics, telemetry, and instance console commands. Authenticates via OAuth with read, write, and exec scopes. Tools outside your granted scopes are hidden, and every change is previewed before you confirm it.
Swiss company-register intelligence: new GmbHs by canton, shared addresses, UID history, SHAB text
Schedule posts to 10 social platforms and check drafts against hook rules learned from your audience
Cited exec, director and say-on-pay data for about 3,000 US public companies. Free tier, no card.
SEO and AI-search audit for websites, built for Uzbekistan (Uzbek and Russian sites). Checks on-page SEO, technical health (HTTPS, TLS 1.3, HSTS, HTTP/2-3, robots.txt, sitemap, broken links), AI-search readiness (GEO/AEO), speed and Core Web Vitals, content and social tags, and returns concrete fixes plus AI recommendations for title, description and H1 based on real search demand in Uzbekistan. Start an audit with start_audit, then fetch the result with get_audit.
Official DIDWW MCP connector for managing phone numbers, inbound voice and SMS routing, and voice capacity. Review billing information, prepare data exports, and manage supported compliance workflows. Uses OAuth and existing DIDWW account permissions, with explicit confirmation for significant account changes.
A portable knowledge-graph memory you pass in and get back. No database. 4 of 6 free.
Dimensional weight, parcel fit, landed cost and freight class. 4 of 6 tools free.
Find AI-isms with evidence and fingerprint a writing voice from samples. 3 of 5 free.
Irish Tax Hub helps users estimate Irish taxes, inspect current tax rates and deadlines, search Revenue guidance, and research Ireland's double-taxation treaties through read-only tools. Check out https://www.irishtaxhub.ie
AI title risk analysis for US real estate closing docs. Get an API key at curagent.io
Search and book 3M+ hotels in 200+ countries. Agents pay per reservation in USDC on Base over x402. Hosted, no auth.
Audit MCP configs and skill files for over-broad scope and injection risk. 6 of 8 free.
