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

8281entries
★ starsA–Z name

browser-bridge

★ 3
@ykdojo

Browser Bridge: a Chrome extension + local MCP server that gives any AI agent access to your real, logged-in browser

updated Sep 2026

jev-browser-use

★ 3
@AuroraPixel

Jev-powered browser automation for Codex and Claude: native reasoning, continuous action loops, CLI, MCP and Chrome extension.

updated Oct 2026

st-claudebridge

★ 3
@tonyizdabezt

A plugin and extension that lets you chat with Claude using your Claude subscription instead of an API key

updated Oct 2026

free-claude-ai-video-generator

★ 3
@Anil-matcha

Give Claude video generation through Muapi MCP — setup, model guidance, and API examples

updated Oct 2026

narens-claude-toolkit

★ 3
@NarenDawar

Naren's Claude toolkit: skills, mods and MCP servers for Claude Code. One-command install via plugin marketplace.

updated Oct 2026

how-much-my-claude

★ 3
@Deco025

What is one Claude / Codex quota window worth, and did it just shrink? Local tool that turns subscription usage into API-equivalent dollars and flags silent quota changes. 把订阅用量折算成 API 美元,监控额度有没有被暗调。

updated Oct 2026

browser-extension-launch

★ 3
@xiehuan123

Agent Skill for Codex, Claude Code, Cursor, GitHub Copilot, and OpenCode to build, test, and publish Chrome extensions.

updated Oct 2026

harness-scope

★ 3
@shimo4228

A Claude Code mod that turns your global skills, agents, rules and tools on or off per repo with named profiles. In my writing repo, it hid 94 of the 101 skills with one line.

updated Oct 2026

marlin

★ 3
@joymadhu49

Chromium browser built for AI agents: extensions, wallets (MetaMask, Rabby), screenshots, MCP for Claude Code, Codex and Hermes

updated Oct 2026

cockpit-for-claude

★ 3
@drkokorev

Live instrument panel for Claude Code: context, rate limits, cost, subagents, tools, diffs and tests, plus a guard for risky commands.

updated Oct 2026

packlight

★ 3
@cooperism-lab

See the tokens Claude Code and Codex load before you type: MCP tool lists, skills, hooks, CLAUDE.md and AGENTS.md per session. Find what you never use and archive it, with undo. Open source, runs offline.

updated Oct 2026

ChromeBridge

★ 3
@AryanGurav106

MCP stdio server that lets Claude Code drive your real Chrome window (your logins, your cookies, zero API keys) via a Chrome MV3 extension.

updated Oct 2026

claude-mods

★ 3
@ibrahimkobeissy

Open-source mods for Claude Code: panes, status lines, toasts, tool guards and slash commands.

updated Oct 2026

nb

★ 2
@hypergraphic-fmops

Hypergraphic-FMOps is a tool that leverages the power of advanced AI models (OpenAI's GPT-4 and Anthropic's Claude-2) to analyze software architecture descriptions. Simply provide a description of your system's architecture, and ArchAIlyst will provide insights into potential issues, scalability, maintainability, and suggest improvements.

updated Sep 2024

claudetrack

★ 2
@123affano1

Track Anthropic Claude API tokens, forecast costs, and predict rate limits in real time with a self-hosted, zero-code tool.

updated Oct 2026

ccu

★ 2
@Rajaniraiyn

Anthropic's Computer Use tools within VSCode

updated Jul 2026

normandy

★ 2
@thetonymaster

Build production-ready AI agents in Elixir — structured schemas, tool calling, multi-agent coordination, streaming, and distributed sessions, with first-class Anthropic Claude support.

updated Jul 2026

smartmutate

★ 2
@sffw

Smartmutate is a file conversion tool built in Python that leverages Anthropic's Claude API to intelligently convert data between common file types.

updated Jan 2025

anthropic_tools

★ 2
@Our-Technology

A Ruby on Rails library to leverage Anthropic's Claude models with tool use capabilities.

updated Aug 2025

system-prompts-for-ai-models-tools

★ 2
@cvyl

System Prompts from AI Models / Tools

updated May 2026

spring-ai-mcp-tools-and-patterns

★ 2
@maxiplux

A Spring Boot application demonstrating an inventory and user management system enhanced with AI capabilities through Spring AI. This project showcases the integration of multiple AI models (Google Gemini and Anthropic Claude) using Spring AI's Tools/Function Calling feature to enable natural language querying of inventory and user data. Built with

updated Apr 2026

mcp-better-thinking

★ 2
@199-mcp
updated Nov 2025

mcps-playground

★ 2
@bighadj22

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

updated Aug 2026

rust-anthropic-agent-synaptic-memory-tree-sitter-tools

★ 2
@njfio

An AI agent system in Rust with Anthropic Claude integration, DSPy framework, rust-synaptic memory, and audio and code processing capabilities.

updated Feb 2026
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