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

skillkeeper

★ 6
@lorem-dev

SkillKeeper installs and manages skills and hooks for AI coding agents (Claude, Codex, Copilot, Cursor, OpenCode). Skills are distributed through Git repositories. SkillKeeper ships a CLI and a desktop app.

updated Sep 2026

claude-usage-panel

★ 6
@fschmutz

See your Claude Code plan usage everywhere: GNOME top bar, macOS menu bar, a status line under the Claude Code prompt, and a get_usage MCP tool for Claude Code + Cursor. Session, weekly & per-model (Fable/Opus) limits from the official usage API, with burn-rate forecasts. One-line install, self-updating.

updated Oct 2026

code-to-reels

★ 6
@BusyBee3333

Agent Skill that turns prompts into 9:16 animated explainer shorts — entirely in code (Python → SVG → ffmpeg, no browser, no After Effects).

updated Oct 2026

agenthooks

★ 6
@speakeasy-api

Author coding-agent hooks once in Go — Claude Code, Cursor, Codex, Gemini CLI, OpenCode, Kimi Code

updated Oct 2026

skills

★ 6
@matt-w-horn

Personal Claude Code skills, installable as a plugin marketplace

updated Oct 2026

fable-mode

★ 6
@fabdelgado

Claude Code skill that clones Fable 5's reasoning habits — the playbook Fable wrote about itself. A/B validated: 20/20 convergence, blind-judge parity. One-line install.

updated Sep 2026

skill-valet

★ 6
@SDeenAdmin

Parks the Claude Code skills you're not using and fetches them the moment you need them — mid-session, per prompt, no restart. ~21ms UserPromptSubmit hook, fail-open, opt-in config.

updated Jul 2026

claude-santa

★ 6
@poornagurram

🎅 A Claude Code skill that reads its memory of you and builds you a surprise gift while you sleep. One command: /santa

updated Jul 2026

claude-code-playbook

★ 6
@cormff

A practical playbook for using Claude Code effectively — setup, skills, agents, hooks, memory, and a ready-to-adapt skill tree for Obsidian-backed projects.

updated Jul 2026

dashboard-for-claude-code

★ 6
@heyuehuan

A local Claude Code dashboard for personal analytics: track token usage, API-equivalent cost, sessions, tools, skills, projects, and activity patterns.

updated Aug 2026

claude-skills

★ 6
@Growth-Today

Claude Skills for go-to-market teams — ready-to-install HubSpot, Salesforce, LinkedIn & outbound skills. AI-native GTM engineering by Growth Today. Install via npx skills add.

updated Oct 2026

isonapse-public

★ 6
@Isonapse

A local policy and safety layer for coding agents: Claude Code, Hermes Agent, pi, and Codex CLI through the Apache-2.0 Hook ADK. Releases, Lua policy examples, and the ADK source.

updated Oct 2026

seamless

★ 6
@arctop

Local-first shared memory and task coordination for AI coding agents. One Go binary, MCP server, markdown files you own. Hooks for Claude Code and Codex CLI (and their desktop apps).

updated Oct 2026

legal-ops-germany

★ 6
@eliasreiche

Experimenteller Ansatz, die nicht abrechenbare, nicht streng juristische Arbeit deutscher Kanzleien zu erleichtern — Claude-Code-Skills + deterministische Python-Executors. Unofficial, not affiliated with Anthropic. Keine Rechtsberatung.

updated Sep 2026

screenstudio-export

★ 6
@vignesh-sabhahit

Export Screen Studio .screenstudio projects to MP4 free — no app, no subscription. Reproduces zoom, cursor, webcam & backgrounds with Python + ffmpeg.

updated Oct 2026

linkedin-internal-api

★ 6
@mguttmann

Reverse-engineered reference + MCP server for LinkedIn's internal web APIs (Voyager + SDUI). 130 endpoints, 26 MCP tools, browserless-first, honestly documented. Lets an AI assistant read & write LinkedIn.

updated Oct 2026

LibreOffice-Claude-Connector

★ 6
@swe-sanad

Claude + LibreOffice .oxt extension and a 161-tool MCP server that lets Claude Code drive LibreOffice.

updated Oct 2026

power-coding

★ 6
@APareek89

Mindful-coding OS for any LLM coding agent (Claude Code, Codex, Gemini CLI) — the Five Forces: session handoff, eval loops, vibe-debugging diagrams, FMEA failure scans + a pre-commit secret gate. Plain markdown, no daemons.

updated Aug 2026

tick-mcp

★ 6
@Cocabadger

An MCP time server that keeps your AI honest about time. Zero-dependency clock + drift guard for Claude Desktop, Claude Code, and claude.ai — local, remote, and hook flavors.

updated Aug 2026

trust-issues

★ 6
@howshannon

Adversarial security review for AI skills, repos, MCP servers, and packages before you install them. A read-only scanner plus a five-persona reasoning pass, ending in a GO / GO WITH MITIGATIONS / NO-GO verdict.

updated Oct 2026

ai-trend-tracker

★ 6
@Unnati-23

On-demand Claude Code skill for AI/ML news, tools, papers & learning resources — search-first, cited, dual-layer (ELI5 + technical + verdict), role-aware.

updated Aug 2026

apple-design

★ 6
@bowen31337

Build web UI that feels like Apple made it — Liquid Glass materials (CSS+SVG), fluid-motion physics in Motion & GSAP, SF typography optics, a drop-in token layer, and copy-paste components. A Claude/agent Skill.

updated Oct 2026

prompt-triwizard-skill

★ 6
@HiMyNameIsDavidKim

LLM prompt engineering for agent pipelines · Write, refine, and evaluate · 3 output styles: Anthropic · Google · OpenAI · Works with Claude Code, Cursor, Codex CLI, Gemini CLI & more · MIT

updated Oct 2026

a8-loom-coordinator

★ 6
@LoomA8osAgent

Governance, skills, and hooks stack for running Claude (or any capable LLM) as an autonomous senior engineer on any software project — frontend or backend, any language. MIT.

updated Oct 2026
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