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

8165entries
★ starsA–Z name

Notifly

0
@jonzan0ff

Smarter desktop notification system for Claude Code sessions, per project. macOS menu bar app + CLI + VS Code extension.

updated May 2026

axor-claude

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@Bucha11

Anthropic Claude integration for axor-core with governance, tool boundaries, and traceable execution

updated May 2026

claude-code-cache-fix-vscode

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@cnighswonger

VS Code extension for claude-code-cache-fix — one-click interceptor activation

updated May 2026

openclaw-research-assistant

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@zzbyy

OpenClaw Wiki Skill — Karpathy's LLM Wiki method with v2 extensions. Dual backend: Claude Code + OpenClaw agent. Obsidian-native.

updated Apr 2026

vscode-claude-conductor

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@glitchwerks

VS Code extension for managing multiple Claude Code sessions across projects

updated Apr 2026

gh-claude-costs

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@joelisfar

GitHub CLI extension: Claude Code usage cost dashboard

updated Apr 2026

ClaudeCodeExtensionClone

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@RyanAJensen
updated Apr 2026

claude-ctx-monitor

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@V8-Software

VS Code extension: Claude Code model, context window fill %, and rate limit bars in the status bar

updated Apr 2026

claudekit

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@addible-panchayat477

Build Anthropic SDK apps with cost tracking, policy checks, and agent tools in one Python framework

updated Jun 2026

mac_open-claude-code

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@MarkShawn2020

Finder extension: right-click to open Claude Code in iTerm2

updated Apr 2026

simple-replit-ClaudeCode-helper-chrome-plugin

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@DawidGrabanowski

Chrome extension that helps paste Claude Code auth codes into Replit Shell terminal

updated Apr 2026

n8n-unified-mcp-server

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@anshwysmcbel2710

Production-grade Unified MCP Server architected to bridge enterprise n8n automation with agentic LLM ecosystems. Engineered for high-scale reliability with structured logging, multi-transport support (SSE/STDIO), and context-aware orchestration. Accelerating AI-native business infrastructure via secure, deterministic, and scalable workflow control.

updated Apr 2026

vs-extension-workforest

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@0xdeafcafe

VS Code extension for viewing Claude Code git worktrees

updated Apr 2026

claude-code-forwarder

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@dans-huang-pg

Forward Gmail and Slack threads to Claude Code with Cmd+Shift+F. Chrome extension + local webhook + tmux + Claude Island.

updated Apr 2026

create-chrome-extension

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@codyhxyz

Six skills that scaffold a Chrome extension, fill the listing copy, capture screenshots, set up Chrome Web Store OAuth, and orchestrate submission. Pairs with the cce-factory WXT template.

updated Apr 2026

browser-extension-creator

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@shubaomi

Guide Beginners to Make Their Own Browser Plugins with Claude Code

updated Apr 2026

supercharge-code

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@gonandrap

A set of extension to improve usage of claude code

updated Apr 2026

awesome-claude-skills

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@horiastanxd

A curated list of Skills for Claude — SKILL.md packages, collections, authoring tools, and docs

updated Apr 2026

ai-extensions

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@dmorand17

A collection of skills for Claude Code and Kiro agents

updated May 2026

claude-canopy-vscode

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@kostiantyn-matsebora

VS Code extension for Canopy — IntelliSense, diagnostics, and go-to-definition for Claude Code / GitHub Copilot skill files.

updated May 2026

claude_code_limits_gnome_extension

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@davidemodolo
updated Apr 2026

cc-panel

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@tftdatascientist

VS Code extension for parallel Claude Code sessions (1-4 terminals) with webview control panel, hooks integration and messages feed

updated Apr 2026

pi-claude-memories

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@Acelogic

Pi extension that reads Claude Code's memory files (MEMORY.md, CLAUDE.md) and injects them into pi sessions on demand.

updated May 2026

claude-php-client

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@msuranek

Lightweight PHP client for the Anthropic Claude API. Supports streaming, tool use and vision.

updated Apr 2026
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