Zed Has a Free Code Editor Written in Rust — Faster Than VS Code, Built for AI

Dev.to / 3/28/2026

💬 OpinionDeveloper Stack & InfrastructureSignals & Early TrendsTools & Practical Usage

Key Points

  • Zed is a Rust-based code editor built from scratch that uses native GPU-accelerated rendering to deliver faster, more responsive editing than Electron-based editors like VS Code.
  • The article claims Zed starts up in about 0.15s vs. 2.5s for VS Code and maintains smoother scrolling and lower memory usage on large projects.
  • Zed is positioned as “AI-native,” offering built-in LLM features such as chat and inline editing via providers including GitHub Copilot, Claude, GPT-4, and local models through Ollama.
  • It includes real-time collaboration (shared workspace links showing cursors/edits/terminal) and AI-adjacent workflows like multibuffer editing for editing multiple search results in a single view.
  • Zed integrates deeply with Tree-sitter for accurate semantic highlighting, AST-based folding, structural selection, and an outline view, alongside a Vim mode for keyboard-driven editing.

VS Code uses Electron (Chromium + Node.js). Zed is native Rust with GPU rendering. The difference? Everything is instant.

What is Zed?

Zed is a code editor built from scratch in Rust by the creators of Atom and Tree-sitter. It uses GPU acceleration for rendering and is designed for AI-native development with built-in LLM integration.

Why Developers Are Trying Zed

1. Native Performance

Startup time:
VS Code:  2.5s
Zed:      0.15s

Large file (100K lines):
VS Code:  Lag on scroll
Zed:      Smooth 120fps

Memory (10 files open):
VS Code:  800MB
Zed:      150MB

2. Built-in AI (Copilot + Claude + GPT-4)

Zed supports:
- GitHub Copilot (code completion)
- Claude (inline editing, chat)
- GPT-4 (inline editing, chat)
- Ollama (local models)

All built in — no extensions needed.

3. Real-Time Collaboration

Share your workspace:
1. Click "Share" in the toolbar
2. Share the link
3. Collaborators see your cursor, edits, and terminal — in real-time

Like Google Docs for code. No extension, no setup.

4. GPU-Accelerated Rendering

Zed renders UI with the GPU using a custom framework (GPUI):

  • Text rendering: GPU shader
  • Syntax highlighting: GPU-accelerated
  • Scrolling: Native, 120fps
  • Animations: Hardware-accelerated

5. Multibuffer Editing

Search results from multiple files appear in ONE editor.
Edit any result inline — changes save to the original file.

No more: search → click result → edit → go back → click next result
Just: search → edit all results in one view

6. Tree-sitter Integration

Every language gets:

  • Accurate syntax highlighting (semantic, not regex)
  • Code folding based on AST
  • Structural selection (select by syntax node)
  • Outline view

7. Vim Mode

// settings.json
{
  "vim_mode": true,
  "vim": {
    "use_system_clipboard": "always"
  }
}

Full Vim emulation — not a plugin, built into the core.

Zed vs VS Code vs Neovim

Zed VS Code Neovim
Language Rust TypeScript (Electron) C
Startup 150ms 2.5s 50ms
Memory 150MB 800MB 50MB
GPU rendering Yes No No (TUI)
AI built-in Yes Via extensions Via plugins
Collaboration Built-in Via Live Share No
Extensions Growing Massive Large
Vim mode Built-in Via extension Native

Getting Started

# macOS
brew install --cask zed

# Linux
curl -fsSL https://zed.dev/install.sh | sh

The Bottom Line

Zed is the fastest graphical code editor available. Native Rust, GPU rendering, built-in AI, and real-time collaboration. If VS Code's Electron overhead frustrates you, Zed is the answer.

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