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

Obsidian-Content-Calendar-MCP

0
@weiqi-china

An MCP server that turns your Obsidian vault into an AI-powered content calendar. Works with Claude Desktop, Cursor, Cline, and ChatGPT.

updated May 2026

fix-claude-code-vscode-wsl

0
@Deleeete

This patch script fixes the issue where the Claude Code for VS Code extension fails to stream output correctly in the WSL environment.

updated May 2026

claude-code-harness

0
@umi3939

Hook / Skill / MCP / Agent integrated extensions for Claude Code (self-evolving development agent harness)

updated May 2026

grok-mcp-server

0
@auny-ai

Remote MCP server exposing xAI Grok live X (Twitter) search, web search, and chat as tools. Deploy your own copy to Cloudflare Workers in 4 commands.

updated May 2026

ClaudeCodeLearning

0
@Offsidee

14-day pike/zander fishing bite quality calendar - Chrome/Opera extension

updated May 2026

leansec-claude-code-boilerplate

0
@eriklacson

Claude Code Boilerplate for Creating Extensions for the LeanSecurity Ecosystem

updated May 2026

claude-code-rtl-fix

0
@dror-sa

VS Code extension adding strong RTL support (Hebrew/Arabic/Persian) to the Claude Code extension

updated Jun 2026

kudosity-copilot-extension

0
@kudosity

Kudosity SMS / MMS / contact-list / webhook helpers for GitHub Copilot in VS Code (Agent Mode). Mirrors the Gemini CLI and Claude Code plugins.

updated May 2026

claude-code-shopify-store-dev

0
@az9713

Shopify Product Quiz app built with Claude Code, React Router, and Theme App Extensions

updated May 2026

ClaudeTools

0
@jduanen

Tools for working with Anthropic's Claude

updated May 2026

clobber

0
@savonge

Cmd-click to edit your own static sites. Chrome extension + Claude Code skill.

updated May 2026

claude-token-counter

0
@alex-capitalist

Simple GNOME extension to show Claude Code token usage

updated May 2026

free-claude-code

0
@fsdbtrenbzsern

Use claude-code for free in the terminal, VSCode extension or discord like OpenClaw (voice supported)

updated May 2026

claude_code_deepseek_switcher

0
@shivampip

Easily switch between Claude and Deepseek in Calude code vs code extension

updated May 2026

free-claude-code-local

0
@DorianGallo

[AI agents] Use claude-code for free in the terminal, VSCode extension or discord like OpenClaw (voice supported)

updated May 2026

kgmd-plugin

0
@johncarpenter

Knowledge Graph Plugin and Extension for Claude Code

updated May 2026

spendly

0
@sagarsinghchauhan

an extension tracking website using claude code

updated May 2026

anthropic-tool-use

0
@amlplugins

Native @anthropic-ai/sdk SDK re-exported under @amlplugins — Anthropic Tool Use — Claude function calling: tool definitions, tool_use blocks, tool_result blocks, parallel tools.

updated May 2026

claude-test

0
@LemonLineage

trying to test claude code and try to make web extension.

updated May 2026

claude-code-inline-math

0
@OscarBarreraGithub

VS Code companion extension that patches Claude Code's webview to render inline LaTeX math

updated May 2026

claude-commit-preview

0
@hiren-ghodasara

VS Code extension: one-click AI commit messages preview using Claude Code CLI

updated Jun 2026

Website-Traffic-Analysis

0
@twominutereports

AI-powered SEO analyst for Claude.ai — automatically audits traffic, diagnoses drops, finds content gaps, and delivers a 30-day action plan using your GA4 + Search Console data.

updated May 2026

claude-skills

0
@hmzainjamil

Claude Code skills library — official skill collection for Claude Code extensions

updated May 2026

LiferayDXPOsgiPortletToClientExtension

0
@goblingift

PoC to validate the functionality of Claude-Code, to migrate an osgi-module (Portlet) into a Client-Extension for Liferay DXP 7.4

updated May 2026
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