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

droit-francais-skill

★ 7
@brissonjo-sudo

Méthodologie de recherche en droit français, 18 modes d'erreur, sources primaires, contrôle de vigueur et outils MCP Légifrance/Judilibre.

updated Oct 2026

scribo-skill

★ 7
@causa-prima-ai

Scribo Claude/Codex skill — generate EN 16931-compliant e-invoices (ZUGFeRD, XRechnung, US plain PDF; Factur-X, Facturae, Peppol BIS UBL coming soon) via the public Scribo HTTP API

updated Jun 2026

claude-bpmn-skill

★ 7
@architawr

Claude Code plugin (Agent Skill) for BPMN 2.0 - read, explain, create & edit .bpmn process diagrams with clean auto-generated layout, validation, and control-flow linting (deadlocks, stuck tokens). Works with Camunda Modeler & bpmn.io.

updated Sep 2026

ai-incident-response-agent-toolkit

★ 7
@develgroup

AI-driven incident response toolkit. Reconstructs the full attack path of a cloud or Windows breach, maps every step to MITRE ATT&CK, and stages human-approved containment. AWS · Azure · GCP · Windows. Apache-2.0.

updated Sep 2026

agent-skills

★ 7
@ParthGanatra

Claude Code agent skills. Includes youtube-summary: a YouTube video summarizer that writes structured notes (TL;DR, takeaways, chapters) with optional slide extraction.

updated Sep 2026

etsy-ugc-compliance-harvester

★ 7
@ghosttown123

Etsy Seller Ops: The 2026 Open-Source Suite for Claude Code Automation & Compliance

updated Oct 2026

aicoding_pi_extensions

★ 7
@sathish316

Pi coding agent extensions that helps you connect to all coding agents from one place using ACP and maximize your AI credits across Cursor, Codex, Claude Code, Rovo

updated Oct 2026

seppuku

★ 7
@deeflect

切腹 — a skill that makes your coding agent atone for unforgivable mistakes: a formal apology, ASCII seppuku, and a ~/.seppuku ledger it learns from. Concept by @allgarbled.

updated May 2026

hookstack

★ 7
@steve-magne

Claude Code hooks catalogue — production-ready hooks for Claude Code, OpenAI Codex & GitHub Copilot. Install in one npx command.

updated Sep 2026

Oral-English-Practice

★ 7
@XcutingUnicorn235

Long-term spoken-English coaching tracker for Claude Code: practice by voice in the Claude app, get scored reports, a mistake bank, trend charts, and an adaptive next-session focus.

updated Sep 2026

claude-rx

★ 7
@alsgur9865-sketch

Audit how well Claude Code followed your CLAUDE.md — and prescribe fixes (promote to hook, delete dead rules)

updated Oct 2026

second-brain

★ 7
@stancsz

Own your AI memory, don't rent it. A native Claude Code skill AND a standalone, zero-dependency MCP server over one local SQLite file. git clone and go — full-text knowledge graph, plain-markdown, you own the data.

updated Oct 2026

user-dot-agents

★ 7
@deancourse

集中版控 Claude Code 使用者層級設定(skills / hooks / settings.json / CLAUDE.md),以 symlink 連回家目錄 — 換機或重灌時 git clone + install.sh 一鍵還原。

updated Jul 2026

browser-bridge-cli

★ 7
@dreamhunter2333

Control Chrome/Edge browser via CLI through a browser extension bridge. Claude Code skill with embedded source.

updated Sep 2026

alex-hormozi-coach

★ 7
@Mahanaicoach

Free Claude skill that coaches your business in Alex Hormozi's hotline method — numbers first, find the real constraint, prove it with math. A lead magnet by Mahan AI.

updated Oct 2026

skills

★ 7
@DTM-repo

An incisive, source-available brand-distillation skill for Claude, Codex & any SKILL.md tool. Finds the kernel hiding in your product's name, then builds a full brand kit to hand to the coding agent of your choice. You can't be Don (or afford him). But Ron's available.

updated Aug 2026

human-copywrite

★ 7
@forint573

A Claude Agent Skill that humanizes AI-written marketing and long-form copy: landing pages, sales pages, e-books, case studies, founder notes. Removes AI tells and process bleed, de-slops prose, strips em dashes, never invents facts, keeps your brand voice.

updated Sep 2026

vietnamese-docs-style

★ 7
@bGiaHuy

AI skill tạo văn bản hành chính .docx chuẩn NĐ30/2020 — dùng với Claude, Gemini CLI

updated Oct 2026

PropterMaltwo

★ 7
@PropterMalone

A genericized snapshot of a working Claude Code environment — annotated CLAUDE.md + rules, session + workflow skills, NineAngel (vendored), hooks, and an installer.

updated Sep 2026

ClaudeUsageBar

★ 7
@Rohilalala

See your Claude AI usage limits (5-hour + weekly) live in the macOS menu bar. Native Swift app + browser extension. Color warnings, notifications, 100% local.

updated Jul 2026

xways-xtension-builder-skill

★ 7
@kev365

Claude Code skill + knowledge base for authoring X-Ways Forensics X-Tensions (unofficial community project).

updated Oct 2026

triz-skills

★ 7
@truinorva

A growing curated library of systematic innovation with TRIZ methodology Skills for Anthropic's Claude environment. Covers technical and business TRIZ, e.g. Contradiction Analysis, Function Analysis, Trimming, 76 Standard Solutions, and more. Built for R&D and innovation teams. Open-source under MIT License. Contributions welcome.

updated Oct 2026

ida-reverse-engineering-skill

★ 7
@Newmcpe

Claude Code skill that drives IDA Pro via MCP: renames, retypes, recovers structs and documents binaries instead of guessing at pseudocode

updated Sep 2026

claudelicious

★ 7
@BioInfo

A Claude Code cookbook: the why and the wiring behind a full harness — skills, hooks, memory, the learning loop, multi-provider routing, always-on agents, and how it fits a homelab.

updated Oct 2026
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