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

8253entries
★ starsA–Z name

RayCast-Claude-Code-Config-Selector

3
@MorgDam

A Raycast extension for managing Claude Code API configurations. Easily switch between different Claude Code environments (DeepSeek, Kimi) with Raycast interface.

updated Jun 2026

claude-truth-hooks

3
@Hulupeep

Stop LLMs from lying about code functionality with automated verification hooks

updated Sep 2025

build-tools

3
@raspoutineOTS

Collection of modular tools for Claude Code automation and MCP integrations - agents, servers, hooks and utilities for intelligent data processing and multi-system orchestration

updated Feb 2026

claude-terminal-status-hooks

3
@neow021

Visual status indicators for Claude Code in your terminal title bar

updated Sep 2025

claude-code-chutes-proxy

3
@takltc

A protocol translation proxy that converts Anthropic Claude API format to OpenAI-compatible format for Chutes LLM backend. Supports streaming responses, tool call mapping, and automatic model discovery.

updated May 2026

mkv-summarizer

3
@vlnd0

AI-powered video summarization tool using OpenAI Whisper and Anthropic Claude

updated Oct 2025

openrouter-go

3
@hra42

A zero-dependency Go client library for the OpenRouter API with full streaming support, comprehensive error handling, and complete API coverage including chat completions, tool calling, structured outputs, and web search.

updated May 2026

cc-terminal

3
@orta

A vscode extension for claude code

updated Dec 2025

claude-code-gpt-codex

3
@AlpSha

Use GPT-5 Codex within Claude Code! This extension handles OAuth authentication with ChatGPT Plus/Pro accounts and seamlessly integrates Codex responses into your Claude Code workflow.

updated Feb 2026

claude-code-plugins

3
@bengous

Opinionated plugins and workflow extensions for Claude Code.

updated Apr 2026

claude-code-usage-analyzer

3
@aarora79

Comprehensive cost & token usage analyzer for Claude Code with detailed breakdowns by model and token type. Uses ccusage CLI tool and LiteLLM pricing data. The raw token usage data is available in ${HOME}/.claude/projects/<project-name>/<conversation-id>.jsonl files.

updated May 2026

claude-usage-monitor

3
@oov

A Browser extension that monitors Claude usage limits with visual charts and periodic updates.

updated Apr 2026

systemprompt-core

3
@systempromptio

AI governance infrastructure for agentic systems. Rust library behind systemprompt.io — MCP, A2A, OAuth2, audit trails, compile-time extensions. Evaluate with systemprompt-template.

updated Jun 2026

claude-code-container

3
@eRepublik-Labs

Secure, isolated container for Claude Code with strict network firewall controls and optimized development tools (fd, ripgrep, fzf, jq)

updated Mar 2026

claude-code-config

3
@Yugoge

Professional Claude Code global configuration with hooks, commands, and sub-agents. 专业的 Claude Code 全局配置,包含 hooks、命令和子代理。

updated Jun 2026

claude-code-plugins-marketplace

3
@ingpoc

A curated marketplace of plugins, extensions, and tools for Claude Code - Discover, share, and enhance your Claude Code experience with community-contributed plugins

updated Jan 2026

cc-token

3
@iota-uz

CLI tool for counting tokens in files using Anthropic's Claude API

updated Mar 2026

WeChatWorkHookForClaudeCode

3
@yore-new
updated Mar 2026

agents

3
@carlopezzuto

Claude Code configuration with 42 specialized agents, 33 skills, 28 commands, and a hook system for development best practices

updated Mar 2026

claude-kanban

3
@alessiocol

A lightweight workflow system for Claude Code with hook-based enforcement, session state preservation, and deterministic task coordination.

updated May 2026

deep-research-skill

3
@kongyo2
updated Jan 2026

claude-builder

3
@squirrelsoft-dev

Meta-development toolkit for creating Claude Code extensibility features (Skills, Subagents, Hooks, Commands, Plugins)

updated Jan 2026

ccsw

3
@Boulea7

A lightweight CLI tool to seamlessly switch between AI providers for Claude Code and Codex

updated Mar 2026

mcp-proxy

3
@IAMSamuelRodda

Aggregating MCP proxy with ~95% context reduction through progressive tool disclosure

updated Feb 2026
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