An all-in-one, portable Minecraft deobfuscator/reobfuscator for Alpha 1.1.2 to 1.12.2, built on top of MCP ecosystem. Aiming to be compatible with every release of MCP.
You need to obtain mappings from either MCP releases or MCPMappingsArchive.
Using MCP release:
$ java -jar LegacyRemapper.jar --from=notch --to=mcp --config=mcp940.zip/conf 1.12client.jar
Using MCPBot snapshot:
$ java -jar LegacyRemapper.jar --from=notch --to=mcp --config=mcp_snapshot-20180814-1.12.zip --config=mcp-1.12-srg.zip 1.12client.jar
Feed the index generated in deobfuscation.
$ java -jar LegacyRemapper.jar --from=mcp --to=notch --config=mcp940.zip/conf --index-in=1.12client.index.json 1.12client.mcp.jar
Apache License 2.0