EEGLAB is a widely used open source software for analyzing electroencephalographic (EEG) data. The term "EEGLAB" is specific to this software, and there are no direct synonyms for it. However, there are alternative EEG analysis software available such as Brainstorm, FieldTrip, and MNE-Python. These software provide similar functions and tools for analyzing EEG data. Additionally, there are various EEG data formats such as EDF, BDF, and HDF5, that can be used for importing data into the software. While there is no direct synonym for EEGLAB, researchers can choose from a range of EEG analysis software that best meets their needs.