Estimated time: 40-45 minutes

What You'll Build Today

A two-sided marketplace for secondhand SaaS subscriptions (Half Baked #326) with:

• User accounts (can be buyer and/or seller)
• Listings with verification
• Search and filtering
• Messaging between users
• Transaction flow with status tracking
• Reviews and reputation
• Custom domain setup

This is the most complex build of the course.

The Half Baked Idea

From edition #326 - "Secondhand SaaS":

Software has been getting more expensive. What if there was a marketplace for buying and selling unused SaaS subscriptions? Sellers recover costs on software they're not using. Buyers get tools at 30-70% off.

Think StockX or Depop, but for software subscriptions.

Why Marketplaces Are Hard

Two-sided platforms have unique challenges: