GNU Emacs 24
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GNU Emacs major version 24 is expected to release in 2012. While still in the stage of development, Emacs 24 is considered to be stable enough for every-day use.
Where to get
For debian user, an Emacs snapshot can be found from emacs.naquadah.org.
Major Changes
Package Management
Emacs now ship with a Package Management package, An official package repository is also setup by GNU, you can also add more repository.
Lexical scope in Emacs Lisp
Emacs can now eval code in lexical scope, user has to explicit choose bewteen Lexical scope or Dynamic scope by set variable lexical-binding, Dynamic scope is still the default.
Custom color themes
Emacs now has a native Theme customization support.
Further reading
- GNU Emacs News, accessed by [C-h n] (or M-x view-emacs-news) in Emacs.