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Masonλ︎

Manage packages for LSP servers, format & lint tools from within Neovim.

Space p m opens the Mason status,

  • i to install package under cursor
  • U to update all packages.
  • X to remove package under cursor

The Mason Registry maintains a list of all packages and automatically updated packages to the latest available version.

Mason Registry - Package List

SPC p a updates plugins and tools

Mason status

Helpλ︎

g ? on Mason status popup shows key maps and description of mason

:checkhealth mason health status of mason

:help mason-debugging for help with debugging

Mason help

Mason Log 
[INFO  Wed 02 Apr 2025 15:40:41 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=lua-language-server) {}
[INFO  Wed 02 Apr 2025 15:40:41 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=stylua) {}
[INFO  Wed 02 Apr 2025 15:40:41 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=selene) {}
[INFO  Wed 02 Apr 2025 15:40:41 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=clojure-lsp) {}
[INFO  Wed 02 Apr 2025 15:40:43 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=stylua)
[INFO  Wed 02 Apr 2025 15:40:44 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=lua-language-server)
[INFO  Wed 02 Apr 2025 15:40:44 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=selene)
[INFO  Wed 02 Apr 2025 15:40:48 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=clojure-lsp)
[INFO  Mon 07 Apr 2025 22:43:03 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=json-lsp) {}
[INFO  Mon 07 Apr 2025 22:43:08 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=json-lsp)
[INFO  Thu 10 Apr 2025 11:14:42 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=gh-actions-language-server) {}
[INFO  Thu 10 Apr 2025 11:14:51 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=gh-actions-language-server)
[INFO  Mon 14 Apr 2025 21:00:36 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=lua-language-server) {
  version = "3.14.0"
}
[INFO  Mon 14 Apr 2025 21:00:39 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=lua-language-server)
[INFO  Thu 24 Apr 2025 10:09:44 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=clojure-lsp) {
  version = "2025.04.23-18.16.46"
}
[INFO  Thu 24 Apr 2025 10:09:44 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=stylua) {
  version = "v2.1.0"
}
[INFO  Thu 24 Apr 2025 10:09:46 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=stylua)
[INFO  Thu 24 Apr 2025 10:09:49 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=clojure-lsp)
[INFO  Thu 24 Apr 2025 10:39:26 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=clojure-lsp) {
  version = "2025.03.27-20.21.36"
}
[ERROR Thu 24 Apr 2025 10:39:30 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:249: Installation failed for Package(name=clojure-lsp) error="Installation was aborted."
[INFO  Thu 01 May 2025 21:15:13 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=marksman) {}
[INFO  Thu 01 May 2025 21:15:13 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:184: Executing installer for Package(name=prettierd) {}
[INFO  Thu 01 May 2025 21:15:15 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=marksman)
[INFO  Thu 01 May 2025 21:15:18 BST] ...astro5/lazy/mason.nvim/lua/mason-core/installer/init.lua:245: Installation succeeded for Package(name=prettierd)
[ERROR Sun 20 Apr 2025 20:00:55 BST] ...astro5/lazy/mason.nvim/lua/mason-core/providers/init.lua:81: Provider "github" "get_latest_release" failed: spawn: wget failed with exit code 5 and signal 0.