A Claude Code Skills Stack: How to Combine Superpowers, gstack, and GSD Without the Chaos

One article to compare the frameworks, see where they overlap, and land on a stable three-layer practice. Introduction Claude Code has quickly become one of the most widely adopted AI coding tools. Individual developers, startups, and large engineering teams alike have integrated it into their daily workflows—writing production code, reviewing pull requests, debugging, and shipping features at a pace that was hard to imagine a year ago. As usage has scaled, so has the ecosystem around it. Claude Skills—composable, auto-invoked instruction sets that shape how the agent plans, builds, and verifies—have emerged as one of the most important extension points in Claude Code. They let you go beyond one-off prompts and encode repeatable workflows directly into the agent's behavior. In fact, Anthropic has doubled down on this direction: the latest version of Claude Code consolidates the previously separate "slash commands" and "skills" systems into a single, unified skills format, signaling tha