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

8236entries
★ starsA–Z name

claude-usage-monitor

1
@showf68

Chrome extension to monitor Claude Code and Claude.ai usage in real-time with beautiful progress circles. Supports both session and token authentication.

updated Apr 2026

claude-code-utils

1
@git-qiaozq

Claude Code utilities and extensions - including forked claude-code-image-paste-wsl with Unicode path fix

updated Jan 2026

tab-manager-chrome-ext

1
@stevensouza

Chrome extension for managing tabs with search, filtering, groups, and duplicate detection. Version 1 built in <1 hour using Claude Code.

updated May 2026

mcp-doctor

1
@Crooj026

CLI tool to diagnose MCP configuration issues

updated May 2026

claude-code-config-manager

1
@cbolden15

A powerful configuration management tool for Claude Code and Auto-Claude projects. CCM serves as the single source of truth for agent personas, MCP servers, model profiles, and project settings across multiple machines.

updated Jul 2026

mcp-toolkit

1
@eyelock

A bootstrap template for an MCP Server instance

updated Jul 2026

FORK

1
@juxstin1

Claude Code extension to help AI Build and Ship Mobile Applications

updated Jul 2026

antigravity-limit-tracker

1
@YasinKose

Chrome extension to monitor API usage limits for Antigravity Claude Proxy

updated Feb 2026

claude-voice-extension

1
@Menesahin

Voice interface extension for Claude Code - TTS, STT, wake word detection

updated Apr 2026

recent-cc-plans

1
@luwojtaszek

Recent Claude Code Plans Raycast Extension

updated Jan 2026

vscode-claude-log-plugin

1
@nsheaps

A plugin which reads a claude conversation jsonl file and offers a preview pane (like ANSI Colors extension) which updates after file update, showing a more human readable output of the log, similar to https://github.com/seifghazi/claude-code-proxy)

updated Feb 2026

ai-tool-adapter

1
@Monyster

Universal AI tool schema adapter - write once, use with any LLM provider

updated Jan 2026

agent-skills

1
@carloss765

Agent Skills Collection for a extensions

updated Feb 2026

claude-code-subagent-wrapper

1
@gabe-almeida

Use non-Anthropic models (GLM-5 via z.ai) as sub-agents in Claude Code with ALL native tools

updated Mar 2026

atproto-bot

1
@vitorpy

Bluesky bot with Claude AI, tool calling, and Anthropic optimizations (prompt caching, extended thinking)

updated Jan 2026

vibe_coding

1
@byteharbor-k2

Some advance usage of vibe coding, Claude Code , Codex, Visual Studio Code extensions

updated Jan 2026

Claude-OpenAI-Tools-Bridge-Pipe

1
@JiangNanGenius

Converts Anthropic Messages API (Claude) responses into OpenAI ChatCompletions-compatible output (tools / tool_calls / role="tool"), so OpenWebUI can run tools with its native tool UI.

updated Jan 2026

cycling-planner

1
@fiodortretyakov

A conversational AI agent built with FastAPI and Anthropic Claude that plans multi-day cycling trips. Features autonomous tool orchestration for routing, weather, and accommodation. Developed for the Affinity Labs technical assessment.

updated Jan 2026

Appfolio-Management-Claude-Skill-by-MoveZen

1
@MoveZen-io

A Claude Code skill that teaches Claude how to automate AppFolio's dynamic AJAX interface. Includes complete DOM selector references, form field IDs, polling patterns, and workflow examples for building Chrome extensions that automate property management tasks.

updated Jul 2026

pci-claude-code-toolbox

1
@preferredcredit

PCI's plugin marketplace to distribute Claude Code extensions across teams

updated Jun 2026

kata-marketplace

1
@gannonh

Personal plugin marketplace for Claude Code extensions

updated Feb 2026

tools_claude

1
@buildbuddy-rules

Hermetic, cross-platform Bazel toolchain for Claude Code - Anthropic's AI coding assistant CLI.

updated Apr 2026

SecondSight

1
@harkirat2910

A multimodal Next.js application that integrates the ElevenLabs Conversational AI widget with tool-use capabilities. It features real-time visual analysis via Anthropic's Claude, live web search via Tavily, and long-term user memory stored in Clerk metadata, all wrapped in a voice-first accessibility interface

updated Feb 2026

vscode-patch-claude-css

1
@jlmitch5

Customize Claude Code VSCode extension with custom fonts and colors

updated Apr 2026
← PREV01...299300301302303...344NEXT →