VisualBoyAdvance Link v1.3 is released. VisualBoyAdvance Link is a modified version of GBA Emulator VisualBoy Advance for Linux. It now supports the Link up to 4 players. Each version will be accompanied by a Java interface that allows you to run the emulator.

VisualBoyAdvance Link v1.3 Changelog:
- Use version 1.8.0 of VisualBoyAdvance I changed.
- Change file LinkLinux.cpp: increased precision of the timeout, thus improving data transfer in multiplayer.
- Changing the Java GUI.

Download: VisualBoyAdvance Link v1.3
Source:Here