Quickstart

1. Install Go 1.25+

2. Install the Lisette compiler

   curl

   curl -fsSL https://lisette.run/install.sh | sh

   curl -fsSL \
     https://lisette.run/install.sh \
     | sh

   View install script
   homebrew

   brew install lisette

   mise

   mise use -g lisette

   cargo

   cargo install lisette

3. Install the Lisette IDE extension

   VSCode · Zed · JetBrains

   Search for Lisette in the editor’s extension marketplace

   Neovim

   Add to your lazy.nvim config:

   {
     "ivov/lisette",
     event = "VeryLazy",
     config = function(plugin)
       vim.opt.rtp:prepend(plugin.dir .. "/editors/nvim")
       dofile(plugin.dir .. "/editors/nvim/ftdetect/lisette.lua")
       dofile(plugin.dir .. "/editors/nvim/plugin/lisette.lua")
     end,
   }

   Helix

   Add to your languages.toml config:

   [language-server.lisette-lsp]
   command = "lis"
   args = ["lsp"]
   
   [[language]]
   name = "lisette"
   scope = "source.lisette"
   injection-regex = "lis|lisette"
   file-types = ["lis"]
   roots = ["lisette.toml"]
   auto-format = true
   comment-tokens = ["//", "///", "//!"]
   language-servers = ["lisette-lsp"]
   indent = { tab-width = 2, unit = "  " }
   
   [[grammar]]
   name = "lisette"
   source = { git = "https://github.com/ivov/lisette", rev = "dd62a38f70bbde085d4f23557305d455299f4774", subpath = "editors/tree-sitter-lisette" }

   Others

   Point the IDE’s LSP client at lis lsp for *.lis files.

Next steps

Coming from GoTour for Go developers: Go patterns and Lis equivalents

Coming from RustSimilarities and differences in syntax and semantics

Safety guardrailsSafeguards against Go runtime errors at compile time

Language referenceEvery Lis construct, from keywords to concurrency