View time series data of channels from LIGO network data servers (NDS) with an intuitive GUI interface. Features include: * online and offline data viewing * intuitive mouse gestures for pan and zoom * auto-retrieval of new data as the time range expands * auto-switching from raw data to second/minute trends depending on time scale * supports both NDS1 and NDS2 protocols, for viewing both in LIGO/Kagra control rooms as well as anywhere else in the world