MCP servers for Claude Code

Credential isolation for AI agents. Store, guard, and record — your agent never sees your API keys.

134 paid APIs as MCP tools, billed per call in USDC on Base. No account, no login.

Ask the agent of someone whose calendar you could not get. No credential needed to try.

Enrich first-party lists with live intent, activity, and inbox signals for marketing and outreach.

Browse the JSON Schema Store catalog. No key required.

The capstone of the Grand Line stack — collect every tool to reveal the One Piece.

Shorten and expand URLs with the is.gd public service. No key required.

Song lyrics by artist and title from the public lyrics service. No key required.

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

Model Context Protocol (MCP) server for IBM Maximo

File-first, local-first MCP memory for AI coding assistants: Markdown + YAML, no vector DB.

Microsoft Outlook (mail) MCP server — read, search, and send email through Microsoft Graph.

Search anime and manga from MyAnimeList through the Jikan API. No key required.

Use this MCP server to Modrinth, search Minecraft mods, filter by loader and game version,...

Search the NASA image and video library. No key required.

Estimate nationality from a first name. No key required.

Look up chemical compound properties and synonyms from PubChem. No key required.

MCP server for Wise: profiles, balances, exchange rates. Needs a free Wise API token.

NovelAI image generation as MCP tools: txt2img, img2img, inpaint, upscale, Director, ControlNet.

Connect AI assistants to openLCA. 35 tools for database search, model building, and LCIA.

Local-only Python MCP server for the Files.com API.