MCP Servers
Model Context Protocol servers that give AI agents access to tools and data — sourced from the official MCP registry and ranked by GitHub stars.

BugEzy
Voice-powered bug reporting with 13 MCP tools. Record bugs by talking; let AI find and fix them.
Pay-per-call data tools for AI agents: crypto signal, web reader, SEO audit. x402 USDC on Base.

Cloudgate Workflow
Build and manage Cloudgate workflow-APIs: controllers, actions, workflow graphs, and databases.

codeitall
Behavioral oracle for Rust crate APIs: runtime behavior, yank/advisory, deprecation, sig search

costheta
Verifiable physical randomness from cosmic-ray detections. Free beacon, paid signed decisions.

deadends.dev
Structured failure knowledge for AI agents — dead ends, workarounds, error chains

DepScope
Package intelligence MCP for AI agents — 22 tools, 19 ecosystems, AGPL SDK, free.

DistrictAPI
US public school districts and schools by address — enrollment, demographics, boundaries

Dual Registry
Free dual MCP+agent registry. Probe Live, free demo, Kernel/Loop. Self-list + dual strategy.

Exit1 Uptime Monitoring
Set up uptime monitoring from your editor: create checks, configure alerts, query uptime history.
Track and query EzStat metrics from Claude, Cursor, or any MCP agent. StatHat-compatible.

dev.forgesworn/402-mcp
AI agents discover, pay for, and consume any Lightning-gated API autonomously

dev.forgesworn/bray
Trust-aware Nostr for AI agents -- 235 tools covering social, DMs, zaps, trust, and identity
Fair meeting point discovery for AI agents with isochrone-based travel time fairness

Gnosem
Cross-vendor AI memory over MCP. One semantic store, readable and writeable from every MCP client.

Gvnr
Budget & cost control for AI agents — per-agent spend caps + rate limits before each call.

HumanHours
Track agent ROI and enrich companies via MCP. Remote, OAuth 2.1, no install or keys.

dev.hythe/hythe
HYTHE — coordination bus + shared truth for AI agent fleets — self-hosted MCP server + stdio bridge.

JobsPipe
Live job postings from 30+ ATS feeds and job boards, one schema. Live results need a Bearer key.

Notes
A daily notebook your AI writes in — on today's page, in your entity graph, marked as its own.

Guardian Engine
Deterministic recipe verification engine — validates AI-generated recipes against master SOPs.

Kamy
Document API for AI-native software: render PDFs, e-sign, PAdES-seal, and verify.

lastseen mortality
Check whether an npm package, GitHub Action, MCP server or Docker image is dead or abandoned.

LibraryAPI
US public libraries and branches near any address, with collections from the IMLS survey

MadTaco
Verification and trust checks for AI agents: validate, screen, propose, accounts, usage.

dev.mailkite/agent-mail
Give an AI agent its own inbox — receive email as a webhook, send over a verified domain.

dev.mailkite/email-agent
Email for AI agents — send, receive as a webhook, manage domains, templates, routing.
Turn inbound email into a webhook — verify, parse, route, and store incoming messages.
Receive inbound email as clean JSON — manage domains, routes, and webhooks. MailKite.


