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

8237entries
★ starsA–Z name

claude-code-patchkit

4
@huybuidac

Community binary patches for Claude Code CLI — unlock hard-coded limitations via Agent Skills

updated Jun 2026

claude-skill-cinematic-prompt

4
@adlaiponderous700

Generate production-ready cinematic video prompts for Higgsfield AI from reference images and project briefs.

updated Jul 2026

lacuna-toolkit

4
@JOYLINK-LTD

Open-source SDK, CLI, MCP server, and Agent Skill for the Lacuna Music API — generate AI music from any Node runtime, shell, or AI agent.

updated Jun 2026

valkey-skills

4
@valkey-io

Domain-specific AI skills for working with Valkey - reusable knowledge packs that help agents and developers write correct, idiomatic, high-quality code against the Valkey ecosystem.

updated Jul 2026

RavenClaude

4
@mcorbett51090

🐦‍⬛ RavenClaude: Production-grade Claude Code setup for agent teams. One-click initialization of the Team Lead + Architect + Coder + Tester + Reviewer pattern with git worktrees, CLAUDE.md constitution, hooks, and strict quality gates. Level up from single Claude to a full AI engineering team.

updated Jul 2026

next-level-outreach

4
@henriquecaner

Plugin para Claude Code com 40 skills de outbound B2B + briefing canônico que persiste entre sessões. Tunado para lemlist, agnóstico em fundo.

updated Jul 2026

god-mode-os-for-claude-code

4
@Wishmakingfairy

Discipline hooks for Claude Code. Stops the agent from claiming 'done' without proof, blocks accidental writes to ~/.claude config, and routes prompts to skills via local pgvector with zero Anthropic tokens.

updated Jul 2026

claude-code-skills

4
@jkm-4314

Opinionated Claude Code skills for project bootstrap, persistent session memory, and multi-model code review (Claude + Codex).

updated May 2026

wcag-accessibility-agent

4
@albertomf1979

WCAG 2.1 accessibility agent built on Anthropic API. Audits, evaluates and fixes digital products for UX, UI and development teams. Includes an installable Skill for Claude.ai and a full CLI with PDF/DOCX export.

updated May 2026

interactive-field-guide-skill

4
@klaywang24

Cross-agent skill that turns any research topic into a polished, interactive HTML field guide — sidebar nav, ⌘K search, SVG ecosystem map, 2×2 strategic matrix, 22-part editorial structure, VC/CB Insights depth. Claude / Codex / Gemini / Cursor.

updated Jun 2026

ccinv

4
@Sianmin

Inventory dashboard for Claude Code — commands, skills, agents, hooks, MCP, plugins across user/project/local scopes. Zero LLM, zero servers.

updated May 2026

claude-code-token-watch

4
@itchernetski

Claude Code hooks that warn when a session starts burning tokens on repeated Reads, recursive greps, or WebFetch streaks

updated Jul 2026

claude-code-fancy-html-hook

4
@uehaj

Claude Code hook that auto-converts Markdown to fancy infographic HTML on Write/Edit (with confirmation dialog)

updated May 2026

skills-radar

4
@darco81

Lazy-loading skill discovery for Claude Code via MCP - mirrors Anthropic's Tool Search Tool pattern for Skills. 100% local Apple Silicon stack (MLX) or cross-platform Docker.

updated Jul 2026

claude-adam

4
@lukaszraczylo

ADAM — self-improvement layer for Claude Code. Observes session friction (corrections, retry loops, dead-ends, error loops, edit churn) via lightweight hooks and proposes targeted skills, memory entries, and agent edits. Auto-applies low-blast changes with cross-session evidence; queues everything else for review.

updated Jun 2026

andie

4
@giggsoinc

Multi-modal sharp thinker — FeynTech + Drama modes for Claude, Perplexity, ChatGPT, Manus

updated Jun 2026

pi-llm-go

4
@amit-timalsina

Minimal Go LLM client (v1.0, stable). Streaming, strict tool calling, adaptive extended thinking, prompt caching, token counting, cost helpers, retry middleware. Anthropic Claude, OpenAI (GPT-5 + Responses), Google Gemini, OpenAI-compatible hosts.

updated Jul 2026

claude-skill-hormozi-offer-audit

4
@johnericforte

Audit sales offers (landing pages, pricing tiers, lead magnets) using Alex Hormozi's frameworks from $100M Offers and $100M Leads. Returns a scored audit with prioritized fixes. MIT licensed. By @johnericforte.

updated Jun 2026

copy-that-sells

4
@avectats7

Claude skill that writes copy which sells. Print ads, OOH, billboards, headlines, taglines, landing pages, long-copy ads, emails, manifestos, product descriptions. Built on D&AD Copy Book craft, Bly direct-response frameworks, and Cannes Lions plus Clio Award print and OOH winners. Strict anti-AI writing layer. Claude Code + Cowork. MIT.

updated Jun 2026

ai-gameplay-pack-skill

4
@irenerachel

【Skill】AI 游戏实机视频 Prompt Pack 工厂

updated Jun 2026

janitor

4
@doramirdor

Sweep your ~/.claude/skills graveyard. Scans installed skills, MCP servers, and sub-agents, cross-references session logs, and shows what's actually used.

updated May 2026

claude-scaffolder

4
@windagency

Nx-orchestrated fullstack monorepo: Astro + TanStack Start (web), NestJS + tRPC + Zod (API), Drizzle + Postgres (database). Fully integrated with Claude Code: custom agents, slash commands, hooks, and iterative Ralph loops are all pre-configured.

updated May 2026

html-effectiveness

4
@Azhi-ss

Agent Skill that teaches Cursor & Claude Code to output single-file HTML for spatial, parallel, comparable, or interactive content. 9 categories, 20 patterns, 12 ready-to-use templates. Inspired by Thariq Shihipar's 'unreasonable effectiveness of HTML'.

updated Jun 2026

weighted-compact

4
@zzallirog

Substrate-based context compaction for Claude Code. Inspectable signal weights, local-only, MCP-ready. Alternative to /compact + hook-based capture (claude-mem, etc.).

updated Jul 2026
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