Lean SaaS OS

The Lean SaaS OS is a Notion template designed to help indie hackers build profitable SaaS and microSaaS products through experimentation.

Stop guessing what will work. Inspired by frameworks from Hacking Growth, The Lean Startup, and more this framework guides you through every stage of the product lifecycle—from discovery to scaling to exit. Each lifecycle stage is built on analyze->ideate->prioritize->test/build-measure-learn for faster iteration, clearer insights, and smarter decisions.

What You Get

A structured Notion workspace organized around the full product lifecycle:

• Home – Central hub for navigation, product and metric tracking, idea sketching, and task management
• Discover – Is the discovery and validation phase of the product lifecycle focused on establishing the fundamentals of a product: the audience, core problem, and core solution.
• Refine – Is about finding product-market fit by iterating product features and UX
• Grow – Is about scaling through product-channel fit with growth hacks
• Optimize – Optimization checklist for long-term SaaS maintenance
• Exit – Offboarding checklist to sell your SaaS/microSaaS
• Resources – A curated list of tools and sources for quick referencing