Zed Editor Extensions

Build extensions for the Zed editor — high-performance, multiplayer code editor built in Rust.

Extensions are Rust crates compiled to WebAssembly that run in a sandboxed Wasmtime environment. They can provide languages, themes, debuggers, snippets, MCP servers, and AI slash commands.

Overview

What extensions can provide:

• Language support (Tree-sitter grammars + LSP servers)
• Color themes and icon themes
• Snippet collections
• Debug adapters (DAP)
• MCP context servers (for AI assistant)
• Slash commands (for AI assistant)
• Agent servers (ACP)