Client Building

Build your own client.jar

1. Checkout https://github.com/GregHib/void-client in IntelliJ
2. Project Structure | Artifacts | Add | Jar -> From Modules with Dependencies
3. Set Main Class: Loader
4. Change MANIFEST.MF directory to ./void-client/ (default will be ./void-client/client/src)
5. OK
6. File | Build | Artifacts | void-client:jar | build

void-client.jar will be located in /out/artifacts/void_client_jar/

Modify an existing 634 deob

1. update the RSA keys
2. Use debug ports 50015 by setting "modewhere" property to "1"
3. Split the game and file-server ports by adding false to loginType == 2 in the first login stage
4. Disable the lobby by setting the initial login stage to 2
5. Fix the area sound packet from (id = 5, size = 6) to size = 8
6. Support java 6+

Code changes can be found here however naming will likely differ in your deob client.