If you have ever tried to run a dedicated DayZ server—whether for a private group of friends or a large public community—you have likely stumbled upon the cryptic yet powerful world of JSON files . From spawning loot tables to configuring types, traders, and even custom map additions, JSON files are the backbone of DayZ server modification.
However, for many new server owners, the question is not just what these files do, but .
| File Name | Purpose | Typical Location | |-----------|---------|------------------| | types.xml | Defines all lootable items, spawn chances, and usage flags. | mpmissions/dayzOffline.chernarusplus/db/ | | economy.xml (JSON variant in mods) | Controls spawn zones, min/max quantities. | Same as above | | cfggameplay.json | Adjusts stamina, temperature, base building limits. | profiles/ or mpmissions/.../db/ | | traders.json | Defines trader NPC items and prices (Expansion mod). | Profiles/ExpansionMod/Traders/ | | cfglimitsdefinition.json | Player spawn limits, vehicle caps. | mpmissions/.../db/ | dayz json files install
class Missions
class DayZ template="dayzOffline.chernarusplus"; ; ; The template name points to the mission folder containing your JSON files. Ensure your JSON is inside that mission’s db/ folder. After restarting, monitor: If you have ever tried to run a
By following the steps in this guide—understanding file structure, using proper tools, validating syntax, and locating the right directories—you can confidently install any JSON file without crashing your server.
Remember: always back up, always validate, and never fear the red error text. Every mistake teaches you more about how DayZ’s central economy ticks. | File Name | Purpose | Typical Location
For this guide, we will focus on (or types.xml) and a trader JSON file , as they are the most frequently installed. Part 4: Step-by-Step – How to Install a JSON File for DayZ Loot Economy Let us walk through a real-world example: replacing the vanilla loot table with a custom “hardcore survival” JSON file. Step 1 – Locate the Original JSON (or XML) By default, DayZ uses an XML types file, but many custom builds convert this to JSON for better parsing. Inside your server folder, navigate to: