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-code-free

0
@havalya

. 🔥 1. Main GitHub Project (Free Claude Code Proxy) 👉 Free Claude Code GitHub Repo Repository: free-claude-code What it does: Lets you run Claude Code CLI / VSCode extension for FREE No Anthropic API key required Uses NVIDIA NIM (free tier), OpenRouter, or local models

updated Apr 2026

claude-code-rg-patcher

0
@X-15

Auto-patches the Anthropic Claude Code VSCode extension on Windows to fix the 'spawn rg.exe ENOENT' error.

updated Apr 2026

vora-voice-mcp

0
@stefanstojanovicstefa-creator

Voice + telephony MCP for autonomous AI agents. Pay per minute in USDC on Base via x402.

updated Apr 2026

sidds-claude-plugins

0
@siddvoh

Sidd's personal Claude Code marketplace: handcrafted plugins, productivity tools, and curated extensions.

updated Apr 2026

claude-image-tools

0
@kitepon-rgb

Operations hub for image-generation MCPs and Skills (openai-image / claude-mermaid / excalidraw / Anthropic Skills) — Windows

updated Jun 2026

pr-reader-extension

0
@masonstevens95

a VSCode plugin that helps read PRs using Claude Code

updated Apr 2026

vari-mcp

0
@getvari

Vari Hydration Tools — public MCP server for Claude Desktop, Cursor, and other MCP clients. Six deterministic hydration calculators (water intake, dehydration, pregnancy, kidney, athlete, energy-optimizer).

updated Apr 2026

claude-power-skills

0
@rabiinfrangible920

Boost Claude Code with 20 power-user skills for session management, multi-agent work, testing, and better estimates

updated Jul 2026

memdb-claude-memory-tool

0
@anatolykoptev

MemDB backend for Anthropic Claude memory tool (memory_20250818)

updated Apr 2026

RBI-Source-MCP

0
@harshilmathur

Hosted MCP server for Reserve Bank of India regulatory citations. Paste a clause into Claude / ChatGPT / Cursor, get cited RBI provisions back. Retrieval-only, citation-first.

updated Jun 2026

vscode-claude-code-unspinner

0
@valentin-baron

Allow changing spinnerVerbs in claude code VS code extension the same way that claude code does.

updated Apr 2026

pi-migrate

0
@Zpankz

Migrate Claude Code plugins and future agent extensions into native Pi packages

updated May 2026

claude-gemini-mcp

0
@Impossible-Studio-TW

Use Google Gemini in Claude via Google OAuth (no API key needed). Wraps the official gemini CLI.

updated Apr 2026

claude-gpt-image2-mcp

0
@Impossible-Studio-TW

OpenAI gpt-image-2 / gpt-image-1 in Claude. Multi-image reference + Chinese text rendering. Auto-resizes oversize inputs.

updated Apr 2026

appleref-mcp

0
@nzrsky

Offline MCP server for Apple Developer Documentation, reading directly from a Dash-format Apple_API_Reference.docset

updated Jul 2026

rethlas_vscode

0
@ocbaby

use rethlas in vscode with claude code or github copilot extension

updated May 2026

anthropic-tracker-mcp

0
@pete-builds

MCP server exposing Anthropic hiring data to Claude Code: cached SQLite tools + live Greenhouse API tools

updated Jun 2026

custtr_ai

0
@lbindhu

CourseDev team Claude Code skills extension

updated Jul 2026

vscode-extension-claude-code-ai-tracker

0
@hmredmond

Track your Claude Code AI costs in real-time directly in VSCode. Monitor daily and weekly spending, analyze model usage, and set cost alerts.

updated May 2026

raycast-wilma-manager

0
@seany-amp

Raycast extension for managing Claude Code models via wilma (AWS Bedrock profile manager)

updated May 2026

gh-skill

0
@sabakan0123

GitHub CLI extension to install Claude Code skills from any GitHub repository

updated May 2026

spc-tools

0
@ewolters

Anthropic Claude Statistical Process Control Plugin

updated May 2026

vs-code-extension-aibot

0
@Muhammad-Farasat

This is inspired by Codex, Claude code IDE extension. It was built using Gemma 4.

updated Jun 2026

claude-code-usage-vs-extension

0
@chabirOael
updated May 2026
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