Chapter markers make videos easier to navigate. To add chapter markers, make a rough note of the times the sections begin. You can add chapter markers by editing the wiki page and adding markup like this (example from native-schedule):

[[!template id="chapters" vidid="qanda" data="""
00:00 Thanks
01:16 Why is Elisp not a general-purpose programming language, at least not completely?
02:05 Is this activity related to the garbage collector?
02:37 Is the idea to eventually develop Emacs itself in Elisp?
03:42 How did you work on this?

Chapter markers are particularly useful for Q&A sessions, since they can let people jump to the question they're interested in.

The video IDs are usually mainVideo and qanda.

If you want to work on a task that might take you a while, you can reserve it by editing the page and setting the help template's volunteer attribute to your-name date, or by e-mailing

If you're not sure how to edit the wiki, you can e-mail your chapter notes to and we can add them for you.

Check out these captioning tips.

The following pages do not have chapter markers (usually for long Q&A sessions):

Check out other ways to help