MCP Server Directory

AI-powered keyword research, SEO audits, and AI-visibility scans via the JackpotKeywords REST API.

webability io.github.snayyar00/webability

Free WCAG 2.2/ADA/508 accessibility MCP: scan, AI fixes, verify, vision audit, localhost tunnel

Privacy-first OSINT scanner: breaches, credentials, Shodan, username sweep. Scored PDF report.

Melvea Local Honey Discovery com.melvea/local-discovery

Citation-backed honey producer discovery by place or varietal. Free, no auth.

MCP server for Kushki — LATAM PSP: card charges, preauth, PSE/SPEI transfer, cash, subscriptions

Microsoft Sentinel Data Exploration com.microsoft/sentinel-data-exploration

Find relevant security data from Sentinel data lake for building effective agents. More:aka.ms/s/de

PromptScan io.github.corporatelad/promptscan

Prompt injection detection API for AI agents. Scan untrusted text before passing it to an LLM.

CIPHER x402 — Paid Solana & Crypto Tools io.github.cryptomotifs/cipher-x402-mcp

8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more. x402-paid on Base.

TypeScript template for building MCP servers with declarative tooling, observability, and auth.

Archive any URL to a shareable rrweb/pdf/png snapshot + agent-driven web QA (scan, run E2E flows).

AI agent security: prompt injection detection, semantic memory, output scanning, prompt hardening

EPA EJScreen com.olyport/ejscreen

Environmental justice screening indicators, pollution burden, and demographic vulnerability

MCP server for self-hosted Jira instance with Personal Access Token authentication

Structural similarity-based code filter. Stops malicious code pattern reaching execution tools.

JobsPipe dev.jobspipe/mcp

Live job postings from 30+ ATS feeds and job boards, one schema. Sign in with OAuth, or use a key.

Website intelligence for AI agents: tech stack, hosting, security posture, SEO, and DNS.

MCP server for FatSecret API - food search, nutrition, diary, recipes, weight tracking (unofficial)

clover-public io.github.fourleafai/clover-public

Job search and interview prep MCP. 15 tools, OAuth 2.1, cross-LLM. four-leaf.ai.

MCP server for Etherscan — Ethereum blockchain explorer API for AI assistants

Satori-Aligner io.github.Evozim/satori-aligner

Factual alignment and semantic bias scanner for LLM inputs.

AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts.

Guardian layer for AI agents: identity, secrets, audit via MCP.

ArXiv io.github.guptaprakhariitr/arxiv-mcp

ArXiv preprint search, daily category digest, and author-collaborator graph.

Utility Matrix io.github.helphub369/utility-matrix

Free browser-based calculators and analyzers for cloud cost, DevOps, security, and data governance.