Pocketlantern

Pocketlantern is an open-source MCP (Model Context Protocol) server designed for AI coding assistants, offering a 'blocker-aware decision layer' that delivers instantly searchable, source-linked technical decision cards with up-to-date blocker warnings. It covers 27+ categories—like authentication, frontend, backend, AI integrations, devops, serverless, compliance, and more—highlighting breaking changes, EOLs, migration pitfalls, and pricing shifts for modern developer ecosystems. Integrations are available for Claude Code, Cursor, Windsurf, and any other MCP client. Its users are developers, engineering leads, and technical decision-makers seeking accurate, time-sensitive guidance for upgrades, migrations, or technology selection in their codebases.