.mcpack files (Resource and Behavior packs). A JAR file's internal structure is optimized for the Java Virtual Machine, not Bedrock's folder-based system. Current Alternatives and Workarounds Instead of a universal "JAR to MCADDON" software, the community relies on manual porting or specialized tools: Manual Porting: Modders often recreate their Java mods from scratch for Bedrock, using the original JAR's assets as a reference. Bridge Tools: Some projects attempt to convert specific types of data, such as block models or basic item definitions, between the two formats. Cross-Play Servers: Tools like
A few tools help speed up the process by extracting reusable parts:
The Jar to McAddon Converter is a useful tool for Minecraft mod developers and enthusiasts. This converter allows users to easily convert Java Archive (JAR) files into Minecraft Addon (McAddon) format, making it simpler to share and use mods across different platforms.
Minecraft modding has been a popular activity among the Minecraft community, allowing players to customize and extend the game's functionality. Historically, mods were distributed as JAR files, which contained compiled Java code and resources. However, with the rise of Minecraft: Education Edition and the Bedrock Engine, a new format called McAddon emerged. McAddons are ZIP archives containing JSON files, textures, and other assets, which provide a more flexible and accessible way to create and distribute mods.
| Tool | Purpose | |------|---------| | | Converts Java Edition block/entity models to Bedrock’s format ( .geo.json ). | | migrate-mcp-to-bds | Translates basic item/block JSON structures from Java data packs to Bedrock packs. | | J2B (Java to Bedrock) | Community script that attempts to map simple item properties (durability, stack size) from Java’s code to Bedrock’s item.json . | | Manifest Generator | Creates the required manifest.json for your .mcaddon file. |