MCP servers for Perplexity

Dictionary MCP — wraps Free Dictionary API (free, no auth)

Discogs MCP — music release / artist / label database

FAA Delays MCP — live US airport operational status (FAA, free, no auth).

MIME type lookup MCP.

MyMemory MCP — keyless machine + translation-memory translation.

Number utilities MCP.

Opendatasoft (generic portal) MCP.

StockTwits MCP (keyless public read).

Generate deterministic placeholder image URLs and packs for docs, staging, testing, and AI agents.

Project scheduling and earned value tools (CPM, PERT, crashing, EVM) for AI agents.

MCP server for Pomelo — pan-LATAM card issuing: users, virtual/physical cards, transactions

Send real paper letters in the Czech Republic, ordinary or registered, via Česká pošta.

MCP server for searching MCP protocol documentation

Unofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP

A Model Context Protocol Server that runs as stdio, wrapping a Streamable HTTP server, so any MCP-supporting client can use Streamable HTTP

Turn a prompt and a link into a branded, print-ready QR code that always scans.

MCP gateway for QA/SDET work: Playwright, files, GitHub, Jira, Postgres & more in one connection.

Search Raindrop.io bookmarks and review tag and collection plans. Read-only MCP by default.

MCP server for ReactUse — 110+ React Hooks with search, structured output, resources, and prompts

Search Recruiter Roles: live recruiter jobs, companies, sectors, locations, and market stats.

Trustworthy JS regex testing. Real offsets, named groups, safe against zero-width loops.