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

8240entries
★ starsA–Z name

pact

1
@winsznx

Verifiable AI-as-a-Service on 0G mainnet. Every inference produces a TEE-attested ECDSA signature recoverable on-chain. Reputation travels with the Agent INFT. Live, settled, 56s end-to-end.

updated May 2026

vscode-claude-context

1
@komisla

VSCode extension: live Claude Code context window monitor with traffic-light status bar and token breakdown panel

updated Jul 2026

claude-ai-complete-guide

1
@deepakrout

Companion repo for "Claude AI: The Complete Developer Guide" — prompt engineering examples, API usage, tool use patterns, and workflow automation with Anthropic's Claude.

updated Jul 2026

ghost-panther-dashboard

1
@T00f-io

Full-stack AI fitness OS — React, Supabase, Claude API, Cloudflare Workers. Raw workout notes → one tap → structured DB records + AI coaching. Built as a daily-use personal tool and AI engineering portfolio project.

updated May 2026

notion-career-agent

1
@nycsav

AI-powered career agent built on Notion Workers + Claude. Managed database, scheduled sync, webhooks, automations, and 5 AI tools for job scanning, scoring, resume generation, and pipeline tracking. Built for the Notion Developer Platform Hackathon.

updated Jun 2026

claude-mv-powershell

1
@voltronsource

PowerShell tool to move/rename Claude Code projects on Windows while preserving conversation history and config.

updated May 2026

vessel-traffic-mcp

1
@tools-mcp

Read-only MCP server for vessel AIS, ship tracking, schedules, and BYOK maritime providers

updated Jul 2026

verdigraph-neurogenesis

1
@viridis-security

Paid hosted MCP for agent-to-agent compute routing. 25% of net revenue funds conservation. OAuth 2.1 + PKCE, Stripe prepaid credits, atomic ledger.

updated May 2026

WindownComputerUse

1
@JNX03

MCP server giving Claude (and other MCP clients) human-like control of Windows — virtual cursor, OCR, emergency stop, Electron manager. 64 tools.

updated May 2026

ATHENA-CODER

1
@troofevades-rgb

Local-first, terminal-native agentic coding assistant. Runs on your own Ollama models by default — Anthropic/OpenAI/OpenRouter, MCP, multimodal tools, messaging gateways, and snapshot+audit safety when you want them.

updated Jun 2026

squire

1
@PythonLuvr

General-purpose runtime for spawning CLI AI agents (Claude Code, Codex, Gemini CLI) as subprocesses with structured event streaming, MCP tool forwarding, and Claude Code permission auto-setup. MIT.

updated May 2026

llm-cache-proxy

1
@yubinkim444

Local SQLite cache for OpenAI and Anthropic API calls. One env var, 60-80% cheaper dev loops. Works with every existing tool.

updated May 2026

claudeTokens

1
@mmasias

Extensión Chrome para monitorear el uso semanal de tokens en Claude Code

updated May 2026

claude-finance-close-agent

1
@jtnoone

Multi-agent finance close assistant built with the Anthropic Claude API — analyst, researcher, writer, and critic agents with tool use, extended thinking, and an eval suite.

updated May 2026

plint

1
@DannyBruno

Static + runtime linter for LLM agent prompts, skills, and tool definitions. Model-aware policy for Claude, GPT, OpenRouter.

updated May 2026

claude-code

1
@Pushpenderrathore

Anthropic-compatible proxy that routes Claude Code opus4.7/sonnet4.6 Haiku , the VS Code extension & JetBrains ACP to free or local model providers.

updated May 2026

Claude-Code-on-WhatsApp

1
@ghanibot

Claude Code agent di WhatsApp + Telegram. Voice, vision, file analysis, RAG, multi-tool reasoning. Run di Termux Android. One-click installer.

updated May 2026

cc-research

1
@richer-richard

Multi-agent deep research on Claude models: a Claude Code plugin + Agent SDK CLI sharing one source of truth. Orchestrator -> parallel researcher subagents -> triangulate -> synthesize -> cite -> report. Built-in tools only; OAuth subscription or API key; self-hosted plugin marketplace.

updated May 2026

url-triage-agent

1
@Abdulla-AlBassam

Autonomous AI agent that triages URLs for phishing and malware: a barefoot Anthropic tool-use loop driving 10 classical analysis tools plus a hardened Docker browser sandbox.

updated May 2026

claude-code-statusline-usage

1
@eastonsuo

Non-invasive realtime usage statusline for Claude Code: live context %, cost, diff, api time — via the official statusLine extension point (no app-bundle patching, survives upgrades).

updated Jun 2026

chrome-extension-builder

1
@harry-harish

Claude Code plugin for building, validating, testing, and shipping Manifest V3 Chrome extensions.

updated Jun 2026

quiz-generator

1
@Davante-MEDAC

A CLI tool that reads a PDF document and uses the Anthropic Claude API to automatically generate a structured set of multiple-choice questions for study and exam preparation.

updated May 2026

sage

1
@kushagra2240

Sage — A multi-agent research assistant built with Claude + MCP. Demonstrates custom MCP server authorship, agent orchestration, and tool-use patterns using the Anthropic Python SDK.

updated Jun 2026

abi-stable-skills

1
@janeyx99

Claude Code skills for migrating PyTorch C++/CUDA extensions to the stable ABI

updated Jun 2026
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