Costantino Marcello
Community@costa-marcello · Scotland, United Kingdom
The gap between AI and useful AI tools is context. I study prompt and context engineering, then ship the tooling others wish existed.
Agent Skills by Costantino Marcello
Showing 22 vetted skills indexed across 1 GitHub repositories.
costa-marcelloresearch
Dispatch parallel sub-agents to synthesize community and official source findings.
costa-marcellomermaid-diagrams
Translate user requirements and code structure into Mermaid diagrams.
costa-marcelloproduction-audit
Audit a codebase across six production readiness dimensions and generate PRODUCTION-AUDIT.md.
costa-marcellogemini
Orchestrate Gemini CLI for code review, plan analysis, and frontend development.
costa-marcellochangelog
Generate and update CHANGELOG.md files from git history using Keep a Changelog format.
costa-marcelloreview-skill
Validate and auto-fix Claude Code skills against Anthropic best practices.
costa-marcelloshadcn-ui
Integrate shadcn/ui components into React projects with Tailwind and Radix.
costa-marcelloultrathink
Apply multi-domain lenses to generate structured reasoning for complex decisions.
costa-marcellocodex
Automate code analysis and editing tasks using Codex.
costa-marcelloxlsx
Create and edit Excel workbooks with openpyxl and recalc.py.
costa-marcelloExtracts text and tables from PDFs and outputs structured JSON or PDFs.
costa-marcellofind-skills
Locate and install agent skills from Open Ecosystem and CCPM registries.
costa-marcellocreate-skill
Create Claude Code skills with frontmatter, workflows, and bundled resources.
costa-marcellopptx
Create, edit, and extract content from PowerPoint .pptx files.
costa-marcelloclaude-md
Audit, improve, and generate CLAUDE.md files across repositories.
costa-marcellocc-hooks
Create and maintain Claude Code hooks with structured templates and references.
costa-marcellofrontend-design
Guide frontend UI design with typography, color, and accessibility standards.
costa-marcelloreadme-md
Generate audience-focused READMEs with YAML frontmatter and Quick Start guidance.
costa-marcelloci-cd
Generate GitHub Actions workflows for CI/CD, Docker, and security scanning.
costa-marcellosmart-merge
Automate Git merges with pre-merge validation and feature branch preservation.
costa-marcellodocx
Create and edit Word documents with tracked changes via Python APIs.
costa-marcellodebug
Enforce a four-phase debugging workflow for systematic root-cause analysis.