Open-Source Directory — Claude / Anthropic

Claude
Tools

A curated index of extensions, plugins, MCP servers, hooks, and integrations for Claude — discovered from GitHub and refreshed daily.

Repository Growth — Last 30 Days

8240entries
★ starsA–Z name

claude-brain

0
@drlamer

VS Code extension to preserve thoughts across Claude Code sessions

updated Jan 2026

CC-Monitor-VSCode-Extension

0
@mossglenn

VS Code extension that puts Claude Code Usage Monitor Data in the IDE

updated Feb 2026

anthropic-devcontainer-extended

0
@Ranudar

Layered devcontainer for Claude Code with Playwright, Python 3.14, and workflow tooling

updated Jan 2026

claude-extensions

0
@claude-contrib

Hooks, context rules, and session automation for Claude Code — applied automatically, every session.

updated Jul 2026

open-claude-project

0
@mkdirmushroom

A Raycast extension to quickly open recent Claude Code projects

updated Mar 2026

slim-tools-marketplace

0
@chris-a-talbot

A Claude Code marketplace for the SLiM LSP extension.

updated Jan 2026

pearpass-claude-plugin

0
@grandcamel

Claude Code plugin for PearPass browser extension development

updated Jan 2026

simulacrum-mcp

0
@codesmirnov

The Physics Engine for LLM Thought. A comprehensive MCP toolkit for reality simulation: system dynamics, chaos theory, Bayesian reasoning, and game theory for AI agents

updated Feb 2026

mac-setup

0
@DELAxGithub

macOS dev environment bootstrap — declarative Brewfile, mise, dotfiles, VSCode extensions, Claude Code config

updated Jun 2026

grove-anthropic

0
@grovetools

Tools for using Anthropic/Claude API platform

updated Jul 2026

multi-agent-orchestrator

0
@excede1

Orchestrate Claude Code and Codex to work together autonomously - Zed Agent Server Extension

updated Jan 2026

clauder

0
@llulai

a neovim extension for working alongside claude code

updated Jan 2026

claude-resource-extension

0
@ianmmc

Claude Code resource optimization toolkit for maximizing session efficiency through local processing and compression tools

updated Jan 2026

claude-code-conversation-manager

0
@ooin1

一個強大的 VS Code 擴充套件,用於管理 Claude Code 對話。 A powerful VS Code extension to manage Claude Code conversations.

updated Jan 2026

autoclaude

0
@fsayahmob

VSCode extension for Claude Code + Slack bidirectional communication

updated Jan 2026

claude-code

0
@zeroae

Containerized Claude Code CLI with VSIX extension using Amazon Linux 2023

updated May 2026

claude-agent-spawner

0
@Anansitrading

VS Code extension to spawn multiple Claude Code instances for parallel task execution

updated Jan 2026

clauder

0
@meandrewdev

VS Code extension that displays Claude Code usage in the status bar

updated Jan 2026

claude_code_focus_mode

0
@khari998

Chrome extension to block websites when claude code is not running

updated Feb 2026

claudecode-history

0
@noppomario

VSCode extension to browse Claude Code conversation history

updated Jan 2026

pg-dev-claude-code-example-mem0

0
@flyinweb

Sample code demonstrating how to implement mem0 as a PostgreSQL extension, built on top of the pg-dev-claude-code project.

updated Jan 2026

Claude-Code-Usage-Chrome-Extension

0
@SrirachaNinja

A simple Chrome Extension that shows the Claude Code Usage limits.

updated Jan 2026

claude-cli

0
@stefanbosak

Anthropic Claude Code CLI and tooling

updated Jul 2026

claude-code-plan-history

0
@martylouis

Raycast Extension to search, browse, and quickly paste your Claude Code plan files.

updated Jan 2026
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