Linters

Java and Kotlin by IntelliJ IDEA

JetBrains

IntelliJ-powered code engine

PHPantom

phpantom

Fast PHP language server with Laravel and PHPStan-aware type intelligence.

Bloblang

teyfix

Bloblang language support for VS Code

Visio Preview & QA Linter

ai-fde-lab

在 VS Code 中预览、轻量编辑和 QA Microsoft Visio 文件。

Free Repo Agent — AI Coding Agent, Copilot · Cursor · Claude Alternative (DeepSeek)

SUMITKUMARSINGH

Free AI coding agent & GitHub Copilot alternative for VS Code — repo-aware chat, an autonomous agent that edits files & runs commands, a model switcher (DeepSeek V4 with thinking mode, or GPT/Claude/any model via an OpenAI-compatible API), vision (screenshot→code), MCP plugins & staff-engineer AI co

GSharp

gsharplang

Rich language support for G# (.gs files, .gsproj projects)

Repowise

repowise-dev

Know what your change breaks before you push. Health signals, architecture maps, and refactoring plans in your editor, and the same intelligence for your AI agent via MCP. Local and free.

Herozion — Security scanner for VS Code and Cursor

herozion

Detect OWASP vulnerabilities, exposed secrets, and injection flaws inline while you code — no context switching required.

Provides auto-completion for Lombok @ExtensionMethod annotated methods

PyClean — Python Formatter & Linter

manish-surya-r

Privacy-friendly Python formatter powered by Black + Ruff. Validates syntax, auto-fixes lint issues, and shows an interactive diff before applying any changes — your code never leaves your machine.

Godot Tools Enhanced CSharp

dantrz

Enhanced Godot tooling with full C# support — LSP, debugging, scene preview, and C# drag & drop. Based on godot-tools.

KiCad Studio Kit

Oaslananka

The complete KiCad development environment for VS Code — view schematics & PCBs, run DRC/ERC, export production files, search components, and get AI-powered design assistance.