Linux Softwares to iPhone/iPod Sync

gtkpod is a discontinued but formerly popular graphical user interface application for managing and syncing music, videos, and podcasts on older Apple iPod models (Classic, Nano, Shuffle, Photo, Mini) from Linux and other Unix-based operating systems. It provided an iTunes-like interface for file transfers, playlist management, and basic library functions without requiring proprietary Apple software.

gmusicbrowser is a highly customizable, open-source music player and library manager designed for users with large audio collections. It offers a range of advanced features including intelligent playlists, flexible tagging, and extensive interface customization, making it a powerful alternative to mainstream music players.

aTunes is a versatile, open-source audio player and music manager built on Java, offering robust features for organizing, playing, and managing various audio formats. It leverages MPlayer for playback and includes capabilities like internet radio streaming, podcast management, and integration with music services.

Amarok is a powerful and versatile cross-platform free and open-source music player. It excels in managing large music collections with features like dynamic playlists, advanced tagging, and integration with online music services. Designed for users who seek comprehensive control over their audio experience, Amarok offers a customizable interface and a wide array of plugins.