https://cinelerra-gg.org/download/CinelerraGG_Manual.pdf
http://g-raffa.eu/Cinelerra/HOWTO/basics.html
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+2022 February changes of note:
+ Updated libraries: libvpx, libogg, tiff, and fftw to current.
2022 January changes of note:
This month has only had minor changes and fixes added.
2021 New Features of note: