Browse Collections Guide CLINew MCP Publish

Skill Agent MCP Server Claude Rule Cursor Rule Windsurf Rule Cline Rule Hook Prompt Tool

Community registry for AI developer tools.

Discover

Search
Categories
Collections
For Cursor
For Windsurf
For Cline

Publish

Get Started
Getting Started
Publishing Guide

Community

About
Leaderboard
Privacy
Terms
Support ☕

Stay updated

Get notified when new packages launch and features ship.Coming soon — sign up early.

Built by one developer in spare time, fully self-funded. Support this project ☕ — it helps keep the registry alive and growing.

Community project. Not affiliated with Anthropic, Cursor, Codeium, or Cline. All product names are trademarks of their respective owners.

© 2026 CodeGuilds. All rights reserved.

Results for “email-testing”

2 packages found

✕ Clear all filters

Official publishers only

Works With

Claude CursorNew WindsurfNew ClineNew

Package Type

Skill Agent1 MCP Server1 Claude Rule Cursor Rule Windsurf Rule Cline Rule Hook Prompt Tool

Category

Code Quality Testing2 Documentation DevOps Database API Development Security Frontend Backend AI / ML Productivity Collaboration

Complexity

Easy Medium Advanced

@codeguilds-knightCommunity

50 QA and test-automation skills for Claude Code, Codex, Cursor, and any Agent Skills Standard runtime.

0v3.0.0Compare

claude

MCP Serverldm-inbox-check-mcp

@codeguilds-knightCommunity

MCP server for email deliverability testing across 9 providers. Test inbox placement (Inbox vs Spam vs Promotions) with

0v1.0.0Compare

claudecursorwindsurfcline