https://lem-project.github.io/#

[ ] [ ]
[icon-blue] Lem
 Discord Matrix  

  * EN
      + Fan Ti Zhong Wen 
      + Ri Ben Yu 

Lem is the editor/IDE well-tuned for Common Lisp.

[icon-blue]

Build Status Backers on Open Collective Sponsors on Open Collective

After installing lem, you can start developing in Common Lisp at
once.

In addition, many languages are supported with Lem's built-in LSP
support.

Getting Started

Feature overview

Keyboard oriented

[terminal]

If you come from Emacs or Vim, you will feel right at home.

Alien Technology

[lisp_logo]

It is an established fact that John McCarthy shared alien tech with
the world in 1958 when he introduced us to Lisp. We continue that
great tradition.

Lem is written and extensible in Common Lisp.

GUI version using SDL2

[sdl2]

Since version 2.0, a GUI version is also available.

It brings graphics and mouse support, as well as games and over 180
colour themes.

Ready for Common Lisp

[lem-lisp]

Start developing on Lisp at once.

Full-featured REPL and interactive debugger, with Paredit and a
third-party Pareto (lispy-mode) mode.

Project tree view

[filer]

Open a tree view of the current project,

use project-aware commands.

and more

File tree on the left.

Terminal integration, multiple cursors, interactive grep, directory
mode, tabs, Git interface, keyboard macros,

and support for:

C, Scheme, Go, JavaScript, TypeScript, Python, Rust, Elixir, Haskell,
Java, Nim, Dart, OCaml, Scala, Swift, Lua, shell, asm

Markdown, ASCII, JSON, HTML and CSS, SQL...

Content licensed under CC BY-SA 4.0
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