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

8250entries
★ starsA–Z name

AIDataGenerator

1
@sfpatton

An AI-powered tool that analyzes CSV datasets and generates new synthetic data rows based on the original structure and patterns. Utilizes Anthropic's Claude AI models for data analysis and generation.

updated Sep 2024

NutriBalance

1
@Moezulhaq24

NutriBalance is a personalized diabetes management tool built with Streamlit and powered by Claude AI from Anthropic. This app helps users manage their blood sugar levels by providing tailored nutritional advice based on individual health data.

updated Oct 2024

Async-Generate-Tool

1
@Liesy

You can use this asynchronous generation tool to get responses in bulk. Support [OpenAI-GPT/Anthropic-Claude/zhipuai-GLM/vLLM]

updated Oct 2024

claude-cli-anthropic

1
@tarasowski

A simple cli tool to chat with claude sonnet models.

updated Dec 2024

claude_sat_solver

1
@mbrotos

Using Anthropic's Claude 3 Opus to solve SAT problems with symbolic tool use.

updated Nov 2024

claude-product-workflow

1
@ZeNos983

🚀 Transform product ideas into development-ready documents with a 5-skill workflow that enforces professional standards for research, design, and planning.

updated Jun 2026

crewai-anthropic-similar-company-finder

1
@sanjanabatheja123

🤖 Discover and connect with similar companies using the CrewAI Anthropic Similar Company Finder, a powerful tool for enhancing business insights.

updated Jun 2026

mcp-wait-timer

1
@199-mcp
updated Nov 2025

Awesome-MCP-ZH

1
@vivekkeditz

MCP 资源精选, MCP指南,Claude MCP,MCP Servers, MCP Clients

updated Jun 2026

claude-llm-tools

1
@gmr

A library for auto-generating JSON Schema and dispatching tool calls in applications that use the Anthropic API to interact with Claude.

updated Aug 2025

quantok

1
@brojor

CLI tool for fast token counting using Anthropic Claude models. Inspired by Unix wc, perfect for developers working with LLM prompts.

updated Mar 2026

remote-mcp-server-authless-andor

1
@elizabethsiegle

Remote MCP server to summarize/scrape Andor season 2 episodes using Browser Rendering and Workers AI

updated May 2025

remote-mcp-server-authless-gif-search

1
@elizabethsiegle
updated Jun 2025

llm-code-assistant

1
@vasiliskou

Colab-based tool using LLMs (Claude 3.7, Qwen2.5-32B) to auto-generate Python docstrings, comments, and unit tests with real-time streaming. Uses Anthropic and Hugging Face APIs (via Together).

updated Sep 2025

mcps-playground

1
@bighadj22

MCP Playground: Experiment with Anthropic's Claude & Model Context Protocol. Chat, connect servers, test tools.

updated Mar 2026

ai-research-assistant

1
@Elly-su

AI-powered research assistant that uses advanced language models and real-time web tools to answer queries, summarize information, and save structured research outputs.

updated Jul 2025

ollama-claude-proxy

1
@psenger

bridges Ollama API with Anthropic Claude AI. Use Claude models in your existing IDE plugins, coding assistants, and development tools without code changes. Simple proxy server enables seamless integration of Claude's capabilities into Ollama-compatible workflows. Docker ready. Ollama-Claude-Proxy

updated Apr 2026

mcp-servers-list

1
@199-mcp

📋 Comprehensive list of Model Context Protocol (MCP) servers for Claude and AI tools

updated May 2026

claude-code-customizer

1
@hikarubw

Tools to customize Claude Code VSCode extension - automatically resume sessions and more

updated Jul 2025

AdvanceClaudeCodeAgent-with-Anthropic-api-Key

1
@Anakintano

Build an intelligent AI agent 🤖 that can generate, execute, and validate Python code live — using LangChain, Anthropic's Claude API, and a custom REPL tool. Perfect for automated data analysis, algorithm testing, and ML workflows. Comes with built-in validation, detailed examples, and full execution tracking. 🚀

updated Jun 2025

PromptProof

1
@MindfulwareDev

Plug-and-play guardrail prompts for any LLM — injection defense, hallucination control, bias detection, PII protection, and 50+ more. Includes CLI tools, adversarial test suite, and integration templates for OpenAI, Anthropic, Ollama, LangChain & LlamaIndex.

updated Mar 2026

vscode-extension-claude-code-usage-monitor

1
@usabarashi

A VSCode extension for monitoring Claude Code token usage with smart baseline tracking and real-time status display.

updated Jan 2026

secondary-terminal

1
@ytyng

A VSCode extension that displays a multi-tab terminal. It is primarily designed with a strong focus on running development agents such as Claude Code.

updated May 2026

enterprise-claude-gtp-tool

1
@anilatambharii

This project demonstrates how to build an enterprise-grade Generative Task Processing (GTP) tool by integrating Anthropic's Claude AI with a full-stack architecture. The repo includes API integration, backend, frontend, database design, and advanced features like prompt memory and session management

updated Oct 2025
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