Chronicles of Rymura image
Survival Rules for Survival Campaigns:

Survival (outdated)

Purchasables, Items, and Services:

Rymura Gear and Packs
Adventuring Gear, Services, and Items

Rymuran Income and Economy:

Example Wages and Savings

Alchemy System (DMs Guide):

DM Warmuse Guide to Alchemy in 5th Edition

Encounter Chance Table:

DM Warmuse Encounter Chance Table

Previous Edition/Custom Spells:

Rymura Custom Spells: DM and Player created
2e: https://regalgoblins.com
3e: https://www.dandwiki.com
4e: https://forgottenrealms.fandom.com