feature-engineering-toolkit

Claude Code Plugins

236 production-ready Claude Code plugins for automation, development, and AI workflows. 🎯 NEW in v1.2.4: Excel Analyst Pro - Professional financial modeling toolkit with auto-invoked Skills and Excel MCP integration!

Latest: v1.2.4 Release - Excel Analyst Pro plugin for DCF models, LBO analysis, and financial modeling

/plugin marketplace add jeremylongshore/claude-code-plugins
/plugin install devops-automation-pack@claude-code-plugins-plus

💖 Sponsor this project - Get early access, premium plugins, and priority support

---

🎯 Featured: Excel Analyst Pro

Professional Financial Modeling with Auto-Invoked Skills

The new Excel Analyst Pro plugin brings investment banking-grade financial modeling to Claude Code with automatic Skills activation and Excel MCP integration.

# Install the plugin
/plugin install excel-analyst-pro@claude-code-plugins-plus

# Build a DCF model with natural language
"Build a 5-year DCF model for a SaaS company with 30% revenue growth"

# Create an LBO analysis
/build-lbo

# Analyze budget variance
/analyze-variance

Four Auto-Invoked Skills:

• DCF Modeler: Build discounted cash flow valuation models
• LBO Modeler: Create leveraged buyout analysis with debt schedules
• Variance Analyzer: Generate executive variance reports
• Pivot Wizard: Create pivot tables with natural language

Why This Matters:

• Build complex financial models without remembering formulas
• Investment banking-grade templates and best practices
• Local Excel processing - no cloud upload required
• Perfect timing with Anthropic's Claude for Excel announcement
• Auto-invoked Skills activate automatically when needed
• Comprehensive documentation with real-world examples

Read the full documentation →

---

🆕 What's New in v1.2.3

🎯 Agent Context Manager Plugin

NEW: Automatic AGENTS.md detection and loading alongside CLAUDE.md

• Plugin: agent-context-manager
• Category: Productivity
• Agent Skills: 1 (agent-context-loader with 200+ line documentation)
• Slash Commands: 1 (/sync-agent-context)
• Hooks: 2 (onSessionStart, onDirectoryChange)

Features:

• Proactive auto-loading when AGENTS.md is detected
• Directory change hooks with formatted visual feedback
• Manual sync command for permanent CLAUDE.md merge
• Three-layer redundancy system
• Comprehensive documentation (400+ lines)
• 100% Anthropic Agent Skills Spec v1.0 compliant
• Exceeds Anthropic standards for documentation depth

Updates:

• Plugin count: 236 (with 3 new Vertex AI and Google Cloud plugins)
• Agent Skills count: 168

Install now →

---

What's New in v1.2.1

✅ Anthropic Official Spec v1.0 Compliance

All 167 Agent Skills now comply with Anthropic's official Agent Skills Spec v1.0 released October 16, 2025.

What Changed:

• Structure migration: Moved from skills/skill-adapter/ to skills/{descriptive-name}/ per Anthropic specification
• Name format updated: Title Case → hyphen-case (e.g., "Database Backup Automator" → "database-backup-automator")
• 100% spec compliant: All SKILL.md files follow official format requirements
• Forward compatible: Ensures compatibility with future Claude Code releases
• No breaking changes: Skills continue to work exactly as before

Quality Assessment: Our comprehensive internal analysis shows our 167 skills exceed Anthropic's 17 official examples in documentation depth, trigger phrase specificity, and workflow detail.

Automated with:

• scripts/migrate-skills.py - Structure migration tool
• scripts/fix-skill-names.py - Batch conversion tool with validation
• 167 skills migrated and validated, 100% success rate

---

What's New in v1.2.0

🎯 Agent Skills Quality Enhancement