I’ve seen a few people here and there refer to LaTeX3 and
interchangeably. While they’re very related, they are distinct from
- The format-independent programming layer powering LaTeX3.
Provides tools to make programming in a TeX environment saner. Under
development, maintained, and stable.
- The new format of LaTeX, successor to LaTeX2e. Under development
and not yet released.
expl3 is ready for primetime, but LaTeX3 is not. That said, many
ideas from LaTeX3 are available for use in a status quo referred
to as ‘LaTeX3 in 2e’. Packages like
xtemplate provide an idea of what working in LaTeX3 is going to feel
It’s important to note that the general format of
is not likely to change (lest the project fail to be adopted). While
the top-level input syntax hasn’t really been nailed down, I suspect
most of the changes will be scoped to the programming and