Vibe coding for product planning. Generate and edit validated PRDs, feature specs, information architecture, and user flows from one JSON source of truth.
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Updated
Jul 14, 2026 - JavaScript
Vibe coding for product planning. Generate and edit validated PRDs, feature specs, information architecture, and user flows from one JSON source of truth.
Define software features as YAML blueprints. Extract patterns from any codebase, API docs, or document. Generate complete implementations for any framework. 16 production-ready blueprints included.
Feature Definition Language — portable YAML blueprints for software features. Define once, generate code with any AI tool (Claude, Copilot, Cursor, ChatGPT, Gemini).
Add a description, image, and links to the feature-specification topic page so that developers can more easily learn about it.
To associate your repository with the feature-specification topic, visit your repo's landing page and select "manage topics."