https://cinelerra-gg.org/download/CinelerraGG_Manual.pdf
http://g-raffa.eu/Cinelerra/HOWTO/basics.html
.
+2021 July New Features of note:
+ Libraries x264, x265, and libaom have been upgraded.
+ YUV Colorspace 601 and 2020 have been split into more
+ available options of 601 NTSC/PAL and 2020 NCL/CL.
+.
+2021 June New Features of note:
+ High fps rendering formats added for over 60 fps.
+ Upgrade of libjpeg-turbo to 2.1.0.
+ Additional mxf + other rendering formats added.
+.
+2021 May New Features of note:
+ Context Help has been added using hotkey Alt/h by Georgy. The
+ help page will come up in your web browser tab for the item
+ most relevant to where you used Alt/h on a menu, plugin, button,
+ icon, transition, window, or tooltip. For additional information:
+ /https://cinelerra-gg.org/download/CinelerraGG_Manual/Troubleshooting_Help.html
+.
+2021 March New Features of note:
+ AppImage is the method of distributing new releases;
+ Newer distros use: CinGG-20210331-x86_64.AppImage
+ Older distros use: CinGG-20210331-x86_64-older_distros.AppImage
+ There are 2 new plugins: Posterize and Timelapse Helper.
+.
2021 1st Quarter New Features of note:
The manual can now be used in HTML format besides PDF.
Autosave backups optional feature in Preferences.