Track Changes in LaTeX with trackchanges
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Note: TrackChanges is not part of TeX Live, and hasn't been updated in a while. Instead,
changes.sty, a package for the same purpose, is available in TeX Live and more recent. You can find the example template here.
TrackChanges is a package for collaboratively editing LaTeX documents which allows multiple editors to make changes & add annotations to a document.
Here we present a short example of it's use, which you can use as a template to get started.