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For developers and server owners

Thinking About Building a Java to Bedrock Converter?

If you are searching for how to code a Java-to-Bedrock converter because your server needs one, Kafal may save you months of work and ongoing maintenance.

Updated 15 August 2026 · Kafal Converter

Building a converter is a product, not a weekend script

A production converter has to keep working across Minecraft updates, plugin updates, unusual packs and many kinds of custom content. The hard part is not getting one sample pack to work; it is maintaining compatibility over time.

Use Kafal when the server is the real project

If your actual goal is to launch a cross-play server, spend your time on the server itself. Kafal already provides a maintained conversion workflow for supported packs.

What you get without maintaining your own converter

Kafal supports a broad set of server-content use cases and keeps adding compatibility as formats change.

  • Nexo, ItemsAdder, Oraxen, CraftEngine and EcoItems workflows
  • custom items, blocks, armor and animated assets
  • Geyser-oriented server use
  • ModelEngine support
  • experimental BetterHUD and CustomNameplates conversion

About Kafal internals

Kafal does not publish its private conversion implementation or internal algorithms. The public site focuses on what the tool supports, how to use it safely, and how to deploy the result.

If you still want to build your own

That can be a great learning project, but it is a separate goal from simply getting Bedrock players onto a Java server with custom content. If deployment is the goal, try Kafal first.

About this guide

This page is written for server owners and people evaluating conversion options. It intentionally does not reveal Kafal’s private conversion code, algorithms, internal formats or implementation details.

Kafal Converter

Try Kafal before building your own converter

Use the converter for supported Minecraft Java server packs and Bedrock/Geyser workflows.

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