This collaboration between Fredik Olofsson (main author) and myself (second author and tester) developed an open source brain-computer interface software that acquires raw data from OpenBCI boards via the Serial port. Classes can extract EEG features as well as record and plot data in a variety of forms.
Time Series features:
FFT (band power) features:
FFT plot with adjustable neurofeedback settings:
FFT plot neurofeedback settings and coherence plotting:
Tests of major updates are documented in a video blog:
Relevant OpenBCI Forum discussions here.