OndaVision.jl Documentation
OndaVision.jl is a Julia package for reading and writing BrainVision files as Onda data. It converts the three-file BrainVision format (.vhdr header, .eeg binary, .vmrk markers) to and from Onda's Arrow-based signal and annotation tables, preserving BrainVision-specific metadata such as electrode coordinates, hardware and software filter settings, and impedance measurements that have no direct Onda counterpart.