A MCP server for datetime formatting, timezones, Japanese era (wareki) and file name generation.
Listed on its own since 2026-09-25. Until then it was part of iflow-mcp-mcp-datetime, where its earlier checks remain.
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# mcp-datetime [](https://pypi.org/project/mcp-datetime/) [](https://www.python.org/downloads/) [](https://github.com/modelcontextprotocol/python-sdk) [](https://github.com/ZeparHyfar/mcp-datetime/actions/workflows/test.yml) [](LICENSE) English | [日本語](README_ja.md) A datetime formatting service implemented as an MCP server for the Claude Desktop Application. Supports generation of datetime strings in various formats. > **Note**: Day-to-day use is on macOS. Automated tests also run on Linux and Windows. ## Prerequisites Before using mcp-datetime, ensure you have the following tools installed: - [uv](https://docs.astral.sh/uv/) (provides `uvx`). uvx downloads a suitable Python (3.10 or later) if needed. ## Features - ✨ Support for various datetime formats - 🇯🇵 Japanese language support, including Japanese era (wareki) and weekday - 🧩 Custom format patterns that work the same on macOS, Linux and Windows - 📁 Optimized formats for filename generation - 🌏 Any IANA timezone (`Asia/Tokyo`, `UTC`, `America/New_York`, ...) - 🔧 Seamless integration with Claude Desktop App ## MCP Server Components ### Tools The server implements four tools: - `get_datetime`: Get current date and time in various formats - `format` (required): a format name (see [Supported Formats](#supported-formats)) or a custom pattern containing `%` (see [Custom Patterns](#custom-patterns)) - `timezone` (optional): an IANA timezone name such as `Asia/Tokyo`, `UTC` or `America/New_York`. When omitted, the local timezone of the machine is used - Returns formatted datetime string based on specified format - `co…
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