cold-email-structure-checker

by mambalabsdev · development · rust, go, skill

Audit a cold email draft against a 7-point outbound framework and return a pass/fail scorecard with a revised version. Checks for: signal anchor, relevance hook, value statement, social proof, single CTA, length (under 100 words), and spam word scan. Use this skill whenever someone asks to review a cold email, check their outreach copy, audit an email draft, improve a prospecting email, fix a cold email, or wants feedback on outbound messaging. Also trigger when someone pastes an email and as...

Source: https://github.com/mambalabsdev/mamba-labs-skills

Install

git clone https://github.com/mambalabsdev/mamba-labs-skills

Tags: rust, go, skill

Source: skillsdirectory

About development MCP servers and Claude skills

development MCP servers extend what AI agents can do inside Claude Code, Cursor, Copilot, Codex, and Windsurf. The Skiln directory indexes 16,000+ such integrations across 22 categories.

cold-email-structure-checker is one of hundreds of development entries indexed on Skiln. Browse the full development category or the complete directory of Claude skills, MCP servers, agents, commands, and hooks.

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Frequently asked questions

How do I install cold-email-structure-checker?

Add the install command above to your Claude Code, Cursor, or Windsurf MCP configuration. Most servers register via npx, a local command, or a Docker image. Refer to the source repository for environment variables and credential requirements.

Which clients support cold-email-structure-checker?

Any MCP-compatible client works: Claude Desktop, Claude Code CLI, Cursor, Windsurf, Zed, and VS Code with the official MCP extension. OpenAI Codex and GitHub Copilot increasingly support MCP via adapter bridges.

Is cold-email-structure-checker free?

The server itself is typically open source. Any upstream service (API keys, paid tiers, hosted infrastructure) may have its own pricing. Check the source repository for details.