@likec4/lsp

Standalone LikeC4 Language Server for third-party editor integrations.

Self-contained, fully-bundled CommonJS binary with zero runtime dependencies. Works with Neovim, Zed, JetBrains, Helix, and any editor that supports LSP.

Documentation

Installation

npm install -g @likec4/lsp

Usage

The likec4-lsp binary auto-detects transport from command-line arguments:

likec4-lsp --stdio
likec4-lsp --node-ipc
likec4-lsp --socket=<port>
likec4-lsp --pipe=<name>

Neovim

With likec4.nvim:

{
  'likec4/likec4.nvim',
  build = 'npm install -g @likec4/lsp'
}

Emacs

Use with lsp-mode or eglot:

;; eglot
(add-to-list 'eglot-server-programs
             '((likec4-mode) . ("likec4-lsp" "--stdio")))

See #2268 for discussion on Emacs support.

Zed

See zed-likec4.

Programmatic API

const { startStandaloneLsp } = require('@likec4/lsp')

startStandaloneLsp({
  loggerOptions: {
    logLevel: 'debug',
  },
})

Getting help

We are always happy to help you get started:

• Join Discord community – it is the easiest way to get help
• GitHub Discussions – ask anything about the project or give feedback

Contributors

Become a contributor

Support development

LikeC4 is a MIT-licensed open source project with its ongoing development made possible entirely by your support.
If you like the project, please consider contributing financially to help grow and improve it.
You can support us via OpenCollective or GitHub Sponsors.

License

This project is released under the MIT License