3 MCP Servers That Give Claude Desktop Superpowers for Everyday Dev Tasks

If you're using Claude Desktop (or any MCP-compatible client), you already know the basics: chat, code generation, analysis. But MCP servers let you extend Claude with tools it can call directly — no copy-pasting, no context switching. I've been building MCP servers focused on the small, repetitive tasks developers do dozens of times a day. Here are three that might save you some time. 1. mcp-devutils — 13 Utilities in One Server npx mcp-devutils This is the Swiss Army knife. It bundles 13 tools: UUID generation (v4) Hash & HMAC (SHA-256, MD5, etc.) Base64 encode/decode JWT decode (without verification — great for debugging) Timestamps — convert between Unix, ISO 8601, and human-readable URL encode/decode JSON formatter with configurable indentation Regex tester — test patterns against input strings Cron expression explainer — "what does 0 */4 * * * mean?" Color converter — hex ↔ RGB ↔ HSL Semver comparison Random string generator The typical use case: you're debugging an API respo