No red flags found in any of the 11 categories — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →
by TheDecipherist · MCP Server · ★ 548
Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h
🔒 Is claude-code-mastery safe to install? View the security audit →
## ✨ MDD — Manual-Driven Development: standalone package MDD turns Claude Code into a structured development partner: every feature starts with documentation, every fix starts with an audit. 21 modes covering build, audit, planning, ops runbooks, and more — all via in any Claude Code session. Install: GitHub → · npm → ## 🚀 NEW 2-14-2026: Claude Code Mastery Starter Kit Everything from V1–V5 baked into a production-ready project template. 16 slash commands, deterministic hook enforcement, a battle-tested MongoDB wrapper, live AI monitoring, and three-layer security — all wired up and ready to clone. Stop configuring, start building. Claude Code Mastery V2 (Obsolete) The complete guide to maximizing Claude Code: Global CLAUDE.md, MCP Servers, Commands, Hooks, Skills, and Why Single-Purpose Chats Matter. This version is obsolete by now. Please use the new Claude Code Mastery Starter Kit instead Previous versions: V5 [V4](https://thedecipherist.com/articles
| Stars | 548 |
| Forks | 47 |
| Language | Shell |
| Category | MCP Server |
| License | MIT |
| Quality Score | 70.3584599625288/100 |
| Open Issues | 2 |
| Last Updated | 2026-05-07 |
| Created | 2026-01-14 |
| Platforms | claude-code, cli, mcp |
| Est. Tokens | ~29k |
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claude-code-mastery is The complete guide to Claude Code: CLAUDE.md, hooks, skills, MCP servers, and commands. It is categorized as a MCP Server with 548 GitHub stars.
claude-code-mastery is primarily written in Shell. It covers topics such as ai-agents, anthropic, claude.
You can find installation instructions and usage details in the claude-code-mastery GitHub repository at github.com/TheDecipherist/claude-code-mastery. The project has 548 stars and 47 forks, indicating an active community.
claude-code-mastery is released under the MIT license, making it free to use and modify according to the license terms.
The top alternatives to claude-code-mastery on Agent Skills Hub include claudepro-directory, everything-claude-code-zh, ai-setup. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.
Grades come from a rule-based scan built on the SlowMist agent-security taxonomy, covering 11 red-flag categories including credential harvesting, data exfiltration, and curl | sh installers. It is a first-layer scan, not a manual audit — we say so rather than overstate it.
The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.
Sources & who's responsible: