I like this a lot more than the D30 Hex Guides.

https://www.drivethrurpg.com/product/430675/Sandbox-Generator

D30 Sandbox Companion https://www.lulu.com/shop/richard-leblanc/d30-sandbox-companion/paperback/product-162rz4y9.html?q=d30&page=1&pageSize=4

D30 DM Companion https://www.lulu.com/shop/richard-leblanc/d30-dm-companion/paperback/product-18kknq5k.html?q=d30&page=1&pageSize=4