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typescript-lsp Plugin

Author
Anthropic
Category
Development
Topics
Code Search & Code Intelligence
Version
1.0.0
First seen
2026-07-09
Last confirmed
2026-07-13
Explanation last updated
2026-07-12

The explanation below is AI-generated. Please verify it against the sources.

typescript-lsp is a Claude Code plugin that integrates a TypeScript/JavaScript language server to provide code intelligence features such as go-to-definition, find references, and error checking. According to the README, it supports files with the extensions .ts, .tsx, .js, .jsx, .mts, .cts, .mjs, and .cjs. It requires the typescript-language-server and typescript packages to be installed globally via npm or yarn. No homepage is provided; further information is linked to the typescript-language-server npm package and its GitHub repository.

Overview

According to the README, typescript-lsp is a plugin that connects Claude Code to the typescript-language-server, an external TypeScript/JavaScript language server, in order to add code intelligence capabilities within Claude Code.

What you can do with typescript-lsp

  • Use go-to-definition to jump to symbol definitions in TypeScript/JavaScript code
  • Find references to symbols across the codebase
  • Get error checking for supported files
  • Work with .ts, .tsx, .js, .jsx, .mts, .cts, .mjs, and .cjs files
  • Install the required language server via npm install -g typescript-language-server typescript or yarn global add typescript-language-server typescript

Sources

Original description (English)

TypeScript/JavaScript language server for enhanced code intelligence

History of typescript-lsp

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