LocalFree

Castov MCP server

castovdev/castov

Deterministic local developer utilities for coding agents: inspect listening ports and processes, compute IPv4 CIDR subnet ranges, decode creation timestamps from UUIDv7, ULID, Snowflake and MongoDB ObjectId, and convert Unix epochs with zero telemetry.

1 GitHub stars
Source code

Install Castov in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code
claude mcp add castov -- <command to start the server>

Frequently asked questions

What does the Castov MCP server do?

Deterministic local developer utilities for coding agents: inspect listening ports and processes, compute IPv4 CIDR subnet ranges, decode creation timestamps from UUIDv7, ULID, Snowflake and MongoDB ObjectId, and convert Unix epochs with zero telemetry.

Is the Castov MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Castov run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Castov to Claude Code?

Follow the install steps in the project's README at https://github.com/castovdev/castov, then register it with "claude mcp add".

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