Keep multiple browsers & devices in sync when building websites
Share and collaborate by syncing with any Git repository
Keep your application settings in sync
A generic JSON document store with sharing and synchronisation options
Database Replication, Filtered Synchronization, and Transformation
GNU Octave MQTT toolkit
A cross-platform file synchronization tool out of the box based on go
Synchronize your playback over the Internet
render_async lets you include pages asynchronously with AJAX
Minimalistic and superstable OSC timeline/sequencer
Crossplatform files synchronization and backup portable tool.
Import SGT to iCalendars
Load CSS asynchronously
Clipboard synchronization tool
(retrieving data from Multimeter and sound measurement data)
To synch and encrypt all sorts of data across different sources
View SMS/MMS and Skype conversations from your Android device
A file synchronization/backup utility
Sync arbitrary directories (within firewall) with Dropbox, (Python)