"Free servers available for testing purposes" matching MCP connectors:

Connect AI assistants to Reyda for tender discovery, buyer purchasing history, expiring contracts and procurement research across the UK, EU and Switzerland. Read opportunities, documents, pipeline records and buyer, supplier and sector intelligence through scoped OAuth access. Reyda is also home to Emma, an AI bid manager; this MCP connection currently provides read tools. OAuth client pre-registration is required.

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

Find soccer fields for hourly rent in the US, check live availability and get booking links.

Siftable MCP server for governed work, knowledge, calendar, people, datasets, and Vault.

In-app surveys and announcements for B2B web apps: build, target, publish and read campaigns.

Search research and community sources. Queries logged for research; optional purpose. No secrets.

A cron job monitor your AI agent sets up and can ask why a job failed. Free for up to 200 checks.

Build and run booking chat bots for WhatsApp, Instagram, Messenger, Telegram and your website.

MCP compatibility and transport verification server.

Live uptime and source-URL verification for AI agents, with per-call x402/USDC paid endpoints.

Live uptime and source-URL verification for AI agents, with per-call x402/USDC paid endpoints.