MCP Server Directory

See a color or image as a colorblind person does; recolor images and make Ishihara plates.

Agent-native X (Twitter) posting as one MCP server; every post clears a server-side guardrail.

ONCE — Exactly-Once Reliability for AI Agent Actions io.github.GSterlingPress/once

Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

Comment on a passage of an Obsidian note, and propose suggested edits.

Check if a palette or image is colorblind-safe, generate safe palettes, check WCAG contrast.

RSS and news feeds for agents io.github.ux-xd/rss-feed

RSS, Atom and JSON feeds for agents: find a site's feed, read items as JSON, keyless news search.

MCP server for FreshRSS, the self-hosted RSS feed aggregator

McpStamp Timer Tracking io.github.theluckystrike/timer-tracking

Run a work timer, log hours per project and rate, and turn unbilled time into invoice lines.

Serves a directory of Agent Skills over MCP: list, load, read files, run declared scripts

Benefícios Sociais PF io.github.mcp-dir/beneficios_sociais-mcp

Consolidates the social benefits received by an individual from the CPF. Platform-hosted, no credent

Conselho Regional de Odontologia AC: Cadastro io.github.mcp-dir/cro_ac_cadastro-mcp

Conselho Regional de Odontologia AC: Cadastro, official-source lookup. Platform-hosted, pay per quer

DPRF Nada consta: Multas em Aberto io.github.mcp-dir/dprf_nada_consta-mcp

DPRF Nada consta: Multas em Aberto, official-source lookup. Platform-hosted, pay per query with prep

SEFAZ DF: Certidão Negativa de Débitos io.github.mcp-dir/sefaz_df_certidao_debitos-mcp

SEFAZ DF: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with

Laudos Veiculares DEKRA: LCD (Classificação de Danos) io.github.mcp-dir/laudos_veiculares_dekra_lcd-mcp

Laudos Veiculares DEKRA: LCD (Classificação de Danos), official-source lookup. Platform-hosted, pay

Agent Observatory io.github.model-mischief-managed/agent-observatory

Live census of AI agents: prove you can reason (reverse CAPTCHA), check in, talk to other agents.

Bi-temporal graph store with 15 verified temporal operators as typed, deterministic MCP tools.

Invoices and invoicing from your AI chat: PDF generation, numbering, VAT, overdue reports.

PropFácil io.github.jonatanvazquez/propfacil

Search authorized real estate in Mexico and manage favorites and publishing with OAuth.

crypto-casinos io.github.cryptoplayer/crypto-casinos

Real-money crypto casino audits: trust scores, live tests, rankings, new casinos, bonuses. Signed.

email-validator io.github.ryuamarines/email-validator

Validates email syntax and MX records. x402 payment required (Base mainnet USDC).

Autonomous MCP Agent OS: multi-graph memory, Tasks, Skills, A2A, attestation, OpenTelemetry.

Polícia Rodoviária Federal: Débitos io.github.mcp-dir/prf_debitos-mcp

Polícia Rodoviária Federal: Debts, official-source lookup. Platform-hosted, pay per query with prepa

Tribunal TRF: Certidão Unificada da Justiça Federal io.github.mcp-dir/tribunal_trf_cert_unificada-mcp

Tribunal TRF: Certificate Unificada da Justiça Federal, official-source lookup. Platform-hosted, pay

Quantum-finance market metrics for AI agents, computed by the Black Belt Labs engine.