Engineering-as-marketing · 100% free

Free tools for builders shipping real products

Name: VibeMap
Availability: InStock
Author: VibeMap

Fast, structured AI tools for PMs, founders, and indie hackers. Each one solves a specific planning step — no signup required to try. Built by the team behind VibeMap.

User Story Generator

Live

Turn a feature idea into testable user stories in seconds

Paste a feature description. Get 3–5 production-ready user stories with personas, priorities, and T-shirt estimates.

Acceptance Criteria Generator

Live

Write testable Gherkin from a user story in seconds

Given / When / Then scenarios with edge cases and error states. Copy-paste ready for BDD frameworks or Jira.

Persona Generator

Live

Generate granular, actionable user personas from a product brief

Three detailed personas — demographics, goals, pains, quote — ready to feed into stories and acceptance criteria.