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Lapce

Lapce

A lightning-fast, GPU-accelerated code editor built in Rust with native LSP support.

softwareIDEs & Code Editorsrustopen-sourcelightweight-editor
Our Verdict

Best for

Developers who want a fast, native, Vim-style editor with built-in remote development.

Skip if

You depend on a large, mature extension marketplace for language-specific tooling.

What is Lapce?

Lapce is an open-source code editor written in Rust and built on Floem, the project's own cross-platform Rust GUI toolkit. Its native, GPU-accelerated interface is designed to minimize launch time and keystroke lag, targeting developers who want an editor that feels closer to a compiled desktop application than an Electron-based one.

SpecificationsAI-estimated

deploymentDesktop App
open source✅ Yes
key integrationsTree-sitter, Language Server Protocol, WASI plugins

Key Features of Lapce

Built natively in Rust with a GPU-accelerated interface for fast startup and low input latency.
Supports remote development by connecting directly to remote machines from the editor.
Uses Tree-sitter for syntax highlighting and includes built-in Language Server Protocol support for code intelligence.
Offers Vim-like modal editing for developers coming from Vim or Neovim workflows.
Runs a WASI-based plugin system that allows plugins to be written in multiple programming languages.
Includes an integrated terminal within the editor window.

Use Cases for Lapce

1

Fast local editing on lower-powered machines

Developers who want a responsive editor without the overhead of Electron-based apps.

2

Remote server development

Connecting directly to remote machines to edit and run code without a heavy local setup.

3

Vim-style workflows

Developers who prefer modal, keyboard-driven editing similar to Vim or Neovim.

4

Lightweight multi-language editing

Using Tree-sitter and LSP support to get syntax highlighting and code intelligence across many languages.

Pros & Cons of Lapce

Pros

  • Free and fully open source
  • Noticeably fast startup and responsiveness compared to Electron-based editors
  • Built-in remote development without needing a separate paid extension
  • Cross-platform with native installers for Windows, macOS, and Linux

Cons

  • Much smaller plugin ecosystem than VS Code or JetBrains IDEs
  • WASI plugin system is less mature than more established extension APIs
  • Fewer built-in language-specific tools than dedicated commercial IDEs

Frequently Asked Questions

Is Lapce free?

Yes, Lapce is free and open source.

What language is Lapce written in?

Lapce is written in Rust and uses Floem, its own Rust GUI toolkit, for its interface.

Does Lapce support remote development?

Yes, it has built-in support for connecting to and developing on remote machines.

What platforms does Lapce support?

Lapce is available for Windows, macOS (universal), and Linux (x86 and ARM64).

Pricing Overview

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Free

Detailed plans are not listed. Visit the official website for pricing information.

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About the Product

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Target AudienceDevelopers who want a fast, native, Vim-friendly code editor

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Tags

rustopen-sourcelightweight-editorlspmodal-editing

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