gecko-dev/.vscode/extensions.json

{
  // See http://go.microsoft.com/fwlink/?LinkId=827846
  // for the documentation about the extensions.json format
  "recommendations": [
    // Trim only touched lines.
    "NathanRidley.autotrim",
    // ESLint support.
    "dbaeumer.vscode-eslint",
    // Prettier support.
    "esbenp.prettier-vscode",
    // C/C++ language support.
    "ms-vscode.cpptools",
    // Rust language support.
    "rust-lang.rust",
    // Provides support for rust-analyzer: novel LSP server for the Rust programming language.
    "matklad.rust-analyzer",
    // CSS support for HTML documents.
    "ecmel.vscode-html-css",
    // Web app and extension debugging.
    "firefox-devtools.vscode-firefox-debug",
    // IDL language support
    "mythmon.idl",
    // Mercurial support
    "mrcrowl.hg"
  ]
}