"Web3.js" matching MCP servers:

Provides Japanese business day calculations: add or subtract business days, count between dates, check whether a date is a business day, and reverse-calculate deadlines. Handles national holidays and year-end periods fully offline with no API keys required.

Provides Japanese national holidays, wareki (era) conversion, and date information. Works fully offline with no API keys required.

Enables AI assistants to interact with Fastmail services, providing tools for comprehensive email management, contact searching, and calendar event coordination via the JMAP API. It supports advanced features like threaded conversations, attachment handling, and bulk mailbox operations through natural language.

An MCP server for Microsoft Graph, exposing 60 tools across calendar, email, meetings, Teams chat, files, people, directory, tasks, and OneNote over stdio or Streamable HTTP.

MCP server for Japanese business days, public holidays, wareki dates, and tax arithmetic, helping AI agents avoid common Japanese date and tax errors.

Enables interaction with Outlook Web through its internal API, supporting email search, folder listing, email retrieval, read state changes, calendar events, and reply drafts without Microsoft Graph or COM.

Enables AI assistants to perform Japanese business calendar calculations including holiday detection, business day arithmetic, payment date settlement, and deadline management using local data.

Enables MCP-enabled AI clients to access Microsoft 365 operated by 21Vianet (China) through Microsoft Graph, supporting email, calendar, OneDrive, SharePoint, Teams, contacts, search, and intelligent aggregation with delegated permissions and OAuth 2.1.

MCP server for Microsoft Teams that exposes 73 tools to manage teams, channels, chats, messages, meetings, planner, calendar, apps, tabs, scheduling, search, and authentication via the Graph API.

Connects AI assistants to Masaryk University's information system in read-only mode, letting students ask about their timetable, deadlines, emails, grades, and study materials in natural language.

Dooray MCP server for interacting with Dooray services such as messenger, calendar, project, and posts. Supports operations like reading, creating, and updating posts, comments, and files.

Enables querying Japanese public holidays and calculating business days, including holiday checks, holiday lists, and business-day arithmetic.

Enables Japanese business calendar operations such as holiday checking, business day calculations, payment date calculation, fiscal year determination, and deadline tracking, all locally without external API.

A modular Model Context Protocol server for Microsoft Graph and Microsoft 365, enabling users to manage Teams, mail, calendar, To Do, contacts, and Outlook settings through natural language.

Enables interaction with Microsoft 365 and Office services through the Microsoft Graph API, including email, calendar, files, Teams, SharePoint, and more.

Provides MCP tools to read and update a local-first personal OS for goals, tasks, habits, food, workouts, and check-ins. Enables assistants to manage daily life data and interact with an evidence-grounded AI coach.

MCP server providing access to Microsoft Teams chats/channels, Outlook emails, calendar events, and SharePoint files via Microsoft Graph API.

A hosted MCP server for the BK Jr. recruiter agent that integrates voice (Retell AI), SMS (Quo/OpenPhone), and Google services, exposing tools for candidate management, outreach, and scheduling.

Enables interaction with Feishu (Lark) via MCP for sending messages, managing calendar events, searching documents, and reading/writing bitable records.

Enables access to Network School Luma calendar events through Claude Desktop. Allows users to view today's events, search upcoming events, and register for events directly with their contact information.