Show HN: Withmcp – A quick, system-wide MCP toggle

Category: devtools

Tags: mcp, cli, ai-agents, configuration-management, rust

Score: 5.5/10 (Innovation: 6, Technical: 4, Documentation: 7, Utility: 5)

withmcp is a Rust CLI that manages system-wide MCP (Model Context Protocol) server configurations, allowing users to toggle servers globally or per-project before launching AI agent harnesses like Claude, Codex, or Pi. It simplifies the workflow of enabling context-specific toolsets for AI coding assistants, addressing a niche but growing need in the AI developer tooling ecosystem.

Target audience: AI developers, DevOps engineers, and power users of AI coding assistants

Repository: https://github.com/lava/withmcp · Rust · Apache-2.0 · 3 stars

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