# YC S18

3 dead or acquired startups from batch S18 with completed research reports.

## Every startup playbook in our database, ready to build

Each deep-dive includes a post-mortem, step-by-step rebuild plan, and a technical spec you can paste straight into Claude Code, Cursor, or Lovable.

### OneGraph

API

GraphQL API to connect all of the internet's APIs. Join us at Netlify!

### Shelf Engine

Machine Learning

Transforms how grocery stores buy highly perishable foods.

### ShopWith

E-Commerce

ShopWith is mobile QVC for GenZ.