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Matt Pocock now owns all 8 of this week's fastest-growing Claude Code skills

All eight of this week's fastest-growing Claude Code skills were written by one developer: Matt Pocock. Pull the week-over-week install numbers for the 100 most-installed skills, set aside two bundle clusters that install in lockstep plus Vercel's find-skills discovery utility, and that is what falls out.

Pocock is the TypeScript educator behind Total TypeScript. In the Claude Code skill ecosystem he has become something the install charts have not shown before: an author brand. Here are the eight, ranked by installs added over the past week (live catalog data, July 26):

  1. grill-me (GitHub) - 661,353 installs, +6,034 this week. Interviews you about your plan until the holes are gone, before any code gets written. I wrote about this one in depth yesterday.
  2. grill-with-docs (GitHub) - 560,474 installs, +5,179. The same interrogation, run against your project's domain model and ADRs, updating the docs as decisions land.
  3. improve-codebase-architecture (GitHub) - 543,251 installs, +4,821. Surfaces architectural friction and proposes deeper fixes instead of local patches.
  4. prototype (GitHub) - 425,267 installs, +4,739. Scoped throwaway builds so you learn before you commit to a design.
  5. handoff (GitHub) - 441,337 installs, +4,715. Compacts a long session into a document another agent can pick up cold.
  6. tdd (GitHub) - 522,446 installs, +4,664. Holds the agent to the red-green loop: failing test first, then code.
  7. setup-matt-pocock-skills (GitHub) - 474,118 installs, +4,480. One-time setup that configures a repo for the rest of this list.
  8. triage (GitHub) - 442,854 installs, +4,246. Sorts incoming bugs and requests into a workable order before anything gets built.

For honesty's sake: one skill did add more installs than any of these. find-skills, Vercel's skill-discovery utility, grew by 11,361. It is the tool developers use to find everything else, so it rises with the whole market rather than on its own merits. The two bundle clusters I excluded gain near-identical counts across every skill in the bundle at once, 26 skills within a 15-install spread in one case and 5 skills in the other, which is the signature of bundled installs rather than separate decisions.

Number seven is the tell

setup-matt-pocock-skills is useless on its own. It exists to configure a repo for the other skills in this list: which issue tracker you use, which triage labels, where the domain docs live. 474,118 installs of a companion setup skill scoped to a single author's catalog is a striking data point: that many developers stopped evaluating skills one at a time and adopted one person's way of working wholesale.

There is a reason the wholesale bet feels safe here. Look at what the eight actually do. Not one of them generates features: they grill your plan, guard your architecture, force tests first, sort your backlog, and write your handoff notes. It is a complete software discipline layer, the parts of engineering that agents skip when you let them sprint. Developers keep telling us the same thing with their installs: the scarce resource in agentic coding is judgment, and they will take it from an author whose judgment they already trust from his TypeScript work.

What to watch: the next author brand in Claude Code skills

Whether a second author brand emerges at all. Anthropic's official skills and Vercel's labs sets grow steadily but read as vendor toolkits, and their per-skill weekly adds trail Pocock's: frontend-design gained 2,828 this week and Vercel's agent-skills entries under 2,000 each, against 4,246 to 6,034 across all eight of his. Whoever becomes the second author brand will get there the way Pocock did: by shipping an opinionated way of working, with the code generation left to the model.

The numbers come from the live Skillselion catalog, refreshed daily from skills.sh, GitHub and MCP registries, ranked by real installs. Browse all skills at skillselion.com/skills.

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I run Skillselion, a directory of Claude Code, Codex and Cursor extensions ranked by real installs.

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