From an idea to a PRD

Check whether the idea exists, test it against real demand, then write the product brief.

1. 1

   Has someone built it already?

   Scans GitHub, Hacker News, npm, PyPI and Product Hunt and scores how taken the idea is.

   Recommended

   MCP serverSafe

   idea-reality-mcp

   mnemox-ai

   An MCP server that checks if a startup idea already exists by scanning GitHub, HN, npm, PyPI, and Product Hunt, providing a reality score for AI agents.

   822MIT
2. 2

   Validate the market

   Competitor analysis, market research and a plan, before any code.

   Recommended

   PluginSafe

   startup-skill

   ferdinandobons

   This skill set provides AI agents with tools for startup validation, competitive analysis, market research, and strategic planning.

   1.2kMIT

   Alternatives

   • claude-skills-founderemotixco 707Safe
3. 3

   Discovery to PRD

   More than 100 product-management skills covering discovery, strategy, execution and launch.

   Recommended

   PluginSafe

   pm-skills

   phuryn

   A marketplace of 100+ agentic skills, commands, and plugins for product management, covering discovery, strategy, execution, launch, and growth for AI agents like Claude Code.

   27kMIT

   Alternatives

   • Product-Manager-Skillsdeanpeters 7.2kCaution

Picks reviewed by hand: a recommended resource is rated Safe with a quality score of 85 or more and updated in the last 90 days. Alternatives marked Caution are worth reading about first.