Visual Studio Code — The Industry-Standard Code Editor

What it is

Visual Studio Code is a free, open-source code editor built by Microsoft on the Electron framework. It combines the speed of a text editor with IDE features: IntelliSense code completion, integrated debugging, built-in Git support, and an extensions marketplace with 60,000+ plugins.

VS Code serves every type of developer. Frontend, backend, data science, DevOps, and embedded developers all use it. Its language-agnostic core and extension model mean it adapts to any tech stack.

How it saves time or tokens

VS Code's extension ecosystem means you do not need separate tools for linting, formatting, testing, or database management. Everything runs inside the editor. IntelliSense provides context-aware completions that reduce typing and lookup time.

Remote development extensions (SSH, Containers, WSL) let you edit code on remote machines or inside containers as if they were local. This eliminates file sync tools and SSH+vim workflows for remote development.

How to use

1. Install VS Code:

# macOS
brew install --cask visual-studio-code

# Linux (Debian/Ubuntu)
sudo apt install code

# Or download from https://code.visualstudio.com

1. Open a project folder:

code /path/to/your/project

1. Install extensions from the marketplace (Ctrl+Shift+X) for your language and framework.

Example

Configuring VS Code for a TypeScript project with recommended extensions:

// .vscode/extensions.json
{
  "recommendations": [
    "dbaeumer.vscode-eslint",
    "esbenp.prettier-vscode",
    "bradlc.vscode-tailwindcss",
    "ms-vscode.vscode-typescript-next"
  ]
}

// .vscode/settings.json
{
  "editor.defaultFormatter": "esbenp.prettier-vscode",
  "editor.formatOnSave": true,
  "editor.codeActionsOnSave": {
    "source.fixAll.eslint": "explicit"
  },
  "typescript.tsdk": "node_modules/typescript/lib"
}

Team members who open this project get prompted to install the recommended extensions automatically.

Related on TokRepo

• AI tools for coding -- AI-powered code editors and development tools
• Prompt library -- Prompts and configurations for AI coding assistants

Common pitfalls

• Installing too many extensions. Each extension adds startup time and memory usage. Audit your extensions quarterly and disable unused ones. Use workspace-specific extension recommendations instead of global installs.
• Ignoring workspace settings. Project-specific settings in .vscode/settings.json override user settings and ensure consistent behavior across the team. Commit these to your repository.
• Not using keyboard shortcuts. VS Code's productivity scales with shortcut usage. Learn Ctrl+P (quick open), Ctrl+Shift+P (command palette), and Ctrl+` (terminal) as a minimum.