# GitHub Actions Matrix Builder > Generates dynamic GitHub Actions CI/CD matrix strategies using the GitHub REST API and YAML AST parsing via js-yaml. Automatically detects language versions, OS targets, and dependency variations from repository configuration files. - Skill: `tomevault-io/github-actions-matrix-builder` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/github-actions-matrix-builder` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/github-actions-matrix-builder/raw - Safety review: pending - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: DevOps & Infra - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/github-actions-matrix-builder --- # GitHub Actions Matrix Builder Generates dynamic GitHub Actions CI/CD matrix strategies using the GitHub REST API and YAML AST parsing via js-yaml. Automatically detects language versions, OS targets, and dependency variations from repository configuration files. ## Prerequisites GitHub repository with Actions enabled ## Installation Use the upstream install or setup path that matches your environment: - Docker to Azure App Service - Use Docker service containers - Make a contribution Learn how to contribute Requirements and caveats from upstream: - Deploy to third-party platforms Node.js to Azure App Service - Python to Azure App Service - Node.js Basic usage or getting-started notes: - Billing and usage - Choose when workflows run Trigger a workflow - Choose where workflows run Choose the runner for a job - Source: https://docs.github.com/en/actions ## Documentation - https://docs.github.com/en/actions ## Source - [Agent Skill Exchange](https://agentskillexchange.com/skills/github-actions-matrix-builder-13/) --- > Source: [agentskillexchange/skills](https://github.com/agentskillexchange/skills) — distributed by [TomeVault](https://tomevault.io).