ER diagram examples
ER diagram examples with crow's-foot notation
Entity-relationship diagram examples generated from a plain-English description — keys, cardinalities, and crow's-foot notation, laid out automatically.
Prose in. Diagram out.
The prompt
An e-commerce store: customers place orders, each order contains many order items, and each order item references a product.
ChartCraft draws
Questions
How were these ER diagram examples made?
Each example was generated by ChartCraft from the plain-English prompt shown, then laid out automatically — the same way you'd make your own.
Can I use these ER diagram examples as templates?
Yes — copy the prompt into the studio, then edit it in plain English to fit your case.
Is it free?
Your first 3 diagrams are free with no account, then 5 a month on a free account.