VS Code vs VS Codium vs Lapce – Open Source Editors Compared

The code editor is the tool you spend most of your day in, so the choice matters more than almost any other piece of software on your machine. This has never been clearer than in the tug-of-war around Electron-based editors: you want the power and the extension ecosystem, but you also want software you can inspect, modify and trust. Three editors frame that debate perfectly in 2026: Visual Studio Code, the source-available workhorse nearly everyone already has installed; VSCodium, the fully free community build of the same codebase; and Lapce, the lightning-fast Rust newcomer built from scratch. Here is how they stack up and which one deserves a permanent spot in your dock.

1. Visual Studio Code — The source-available workhorse

VS Code needs no introduction. Its source repository, Code – OSS, is MIT-licensed open source, and the editor ships with a vast extension ecosystem, first-class debugging and mature IntelliSense. But there is an important nuance: the official Visual Studio Code product is a Microsoft-customised build that bundles proprietary components and telemetry, wrapped in Microsoft’s software licence. The underlying code is open; the shipped product is not fully free.

• Extension ecosystem — the largest marketplace of any editor, covering nearly every language, framework and workflow.
• IntelliSense & debugging — language-aware completion, refactoring and a mature built-in debugger.
• Integrated Git — source control, diffs and merge workflows built right in.
• Remote development — connect over WSL, Docker and SSH for a local editing experience on remote machines.
• Cross-platform — Windows, macOS and Linux, plus a web-based version.

Platforms: Windows, macOS, Linux, web. The Code – OSS source is MIT-licensed, but the official build ships telemetry and some proprietary pieces under Microsoft’s licence. Read the full breakdown in our Visual Studio Code listing.

2. VSCodium — The fully free build of VS Code

VSCodium is a free, open source binary distribution of Microsoft’s VS Code, rebuilt from the very same source code with all Microsoft branding, telemetry and proprietary licensing removed. You get the same editing experience — IntelliSense, integrated Git, debugging and the familiar interface — but built straight from the MIT-licensed codebase with nothing hidden. Extensions are installed from the Open VSX Registry rather than Microsoft’s marketplace, and remote development over WSL, Docker and SSH is fully supported.

• No telemetry or proprietary licensing — all Microsoft telemetry and branding removed, MIT-licensed source.
• Full VS Code parity — the same editing experience, UI and debugging, without the closed components.
• Open VSX Registry — install extensions from the open extension marketplace instead of Microsoft’s.
• Remote development — work over WSL, Docker and SSH just like VS Code.
• Cross-platform — Linux, macOS and Windows.

Platforms: Linux, macOS, Windows. Licensed under the MIT License. See the VSCodium listing for the full rundown.

3. Lapce — The Rust-native speed demon

Lapce takes a completely different approach: a code editor written from scratch in Rust, with its interface built on the Floem framework and GPU-accelerated rendering via wgpu. It draws on the Rope Science from the Xi editor project to keep even very large files opening and responding quickly, and it aims to feel snappy, batteries included, from the first keystroke. It is genuinely open source under the Apache License 2.0, with no telemetry and full control over the source.

• Native GUI + GPU rendering — Floem UI with wgpu delivers a responsive, low-latency experience even in large files.
• Built-in LSP support — completion, diagnostics and code actions come built in rather than as a separate setup.
• Tree-sitter syntax highlighting — fast, accurate highlighting instead of regex-based approaches.
• Vim-like modal editing — first-class, toggleable modal editing without needing a plugin.
• WASI plugin system — write plugins in any language that compiles to WASI, such as C, Rust and AssemblyScript.
• Built-in terminal — run commands in your workspace without leaving the editor.
• Remote development — connect to remote systems for a local editing experience, inspired by VS Code Remote Development.

Platforms: Linux, macOS, Windows. Licensed under the Apache License 2.0. See the Lapce listing for more.

Head-to-Head

• Freedom: VSCodium and Lapce are fully free and open source (MIT and Apache 2.0 respectively). VS Code’s source is MIT but the shipped product has proprietary bits and telemetry.
• Extension ecosystem: VS Code’s marketplace is unmatched; VSCodium mirrors it via Open VSX, and Lapce leans on built-in LSP and a WASI plugin system instead of a vast marketplace.
• Speed: Lapce is the clear winner on startup and responsiveness thanks to its native Rust and GPU rendering; VS Code and VSCodium carry Electron’s weight.
• Privacy: VSCodium and Lapce phone home the least; the official VS Code build ships telemetry (disable it in settings).
• Familiarity: If you already live in the VS Code world, VSCodium is a drop-in with zero learning curve; Lapce has a fresh, modal-friendly feel.

Which One Should You Pick?

Choose VSCodium if you want the full VS Code experience and ecosystem with nothing proprietary and no telemetry — the pragmatic choice for most people. Choose Lapce if you want the fastest, most modern native editor and enjoy a Rust-built tool that is genuinely free and open source. Choose Visual Studio Code itself only if you specifically need Microsoft’s build, marketplace or Copilot integration and accept the proprietary components that come with it.

The Bottom Line

For a free-software audience the recommendation is straightforward: VSCodium gives you the exact editor you already know, fully open and telemetry-free, and Lapce is the exciting fast native alternative worth trying. The official VS Code build remains a useful benchmark and an unavoidable reference point — just not the freely-licensed pick.

Browse the rest of our free and open source toolkit in the full directory, and if you know an open source editor we have missed, submit it so the community can find it.