Emacs Lisp

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Emacs Lisp is a variant of lisp used as a scripting language by the Emacs text edior. Not only is it used to customize Emacs, but much of the core editing functionality itself is written in Emacs Lisp
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Track mentors

2 Mentors

Our mentors are friendly, experienced Emacs Lisp developers who will help teach you new techniques and tricks.
Track students

491 Students

Join hundreds of students who have enjoyed learning and improving their skills by taking this track.
Track exercises

27 Exercises

Hundreds of hours have gone into making these exercises fun, useful, and challenging to help you enjoy learning.

About Emacs Lisp

(defun hello (&optional name)
  "Say hello, optionally to NAME."
  (let ((greetee (or name "World")))
    (concat "Hello, " greetee "!")))


Be careful. Once you grok Emacs, you may never be able to use another editor again.

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Exercism is a great website

Exercism is a great website where I was able to have some very interesting challenges.

Relaxed. Encouraging. Supportive.

Meet the Emacs Lisp Track mentors

Once you join the Emacs Lisp language track, you will receive support and feedback from our team of mentors. Here are the bios of a few of the mentors of this track.

Avatar of Yilkal Argaw

Yilkal Argaw https://github.com/yilkalargaw

An enthusiastic programmer who enjoys to explore various aspects of the computer industry. Worked on areas ranging from ASIC & FPGA based hardware design to Software Development in softwares like ruby, C, C++, perl,scheme, common-lisp and rust.
Avatar of Gabriele Lana

Gabriele Lana https://github.com/gabrielelana

Software craftsman, clean code disciple, Elixir/Erlang, Elm, Ruby, Rust, JavaScript, quantified self geek, Emacs all the things, 20 years on the field and still love it.
Fun. Challenging. Interesting

Community-sourced Emacs Lisp exercises

These are a few of the 27 exercises on the Emacs Lisp track. You can see all the exercises here.

Two Fer
Difference Of Squares
control flow loops
floating point numbers
Atbash Cipher
control flow conditionals
control flow loops
control flow conditionals
Run Length Encoding

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Join the Emacs Lisp Track