Visual Studio Code is a free, open-source code editor built by Microsoft on the Electron framework. Released in 2015, it has grown to become the most widely used code editor in the world, with over 70% of developers in the Stack Overflow survey reporting it as their primary editor. That adoption rate is a reflection of how well it balances simplicity with capability.
VS Code is not a full IDE in the traditional sense — it doesn't include a compiler or debugger out of the box for most languages. Instead, it provides a fast, lightweight editing experience that can be extended with language-specific extensions to add IntelliSense, debugging, linting, and formatting for virtually any language or framework.
VS Code is the practical choice for web development — JavaScript, TypeScript, HTML, CSS, and related frameworks all have excellent extension support. The ESLint, Prettier, and language server integrations make the editing experience feel polished without requiring significant configuration.
For Python development, the Microsoft Python extension adds a capable debugger, Jupyter notebook support, and virtual environment management. It's not PyCharm, but for most Python projects it's sufficient and significantly lighter.
The Remote Development extensions are genuinely useful for developers who work with remote servers or containers. Being able to edit files on a remote machine with full IntelliSense and debugging, as if they were local, removes a lot of friction from server-side development workflows.
Completely free and open source. The GitHub Copilot extension requires a separate subscription ($10/month), but the core editor has no cost.